1276622718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:618

約数の個数: 128

約数和(自身を含む): 3220217856

約数和(自身を除く): 1943595138

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 31, 34, 42, 51, 62, 93, 102, 119, 137, 186, 217, 238, 274, 357, 411, 421, 434, 527, 651, 714, 822, 842, 959, 1054, 1263, 1302, 1581, 1918, 2329, 2526, 2877, 2947, 3162, 3689, 4247, 4658, 5754, 5894, 6987, 7157, 7378, 8494, 8841, 11067, 12741, 13051, 13974, 14314, 16303, 17682, 21471, 22134, 25482, 26102, 29729, 32606, 39153, 42942, 48909, 50099, 57677, 59458, 72199, 78306, 89187, 91357, 97818, 100198, 115354, 144398, 150297, 173031, 178374, 182714, 216597, 221867, 274071, 300594, 346062, 403739, 433194, 443734, 505393, 548142, 665601, 807478, 980509, 1010786, 1211217, 1331202, 1516179, 1553069, 1787987, 1961018, 2422434, 2941527, 3032358, 3106138, 3575974, 4659207, 5363961, 5883054, 6863563, 9318414, 10727922, 12515909, 13727126, 20590689, 25031818, 30395779, 37547727, 41181378, 60791558, 75095454, 91187337, 182374674, 212770453, 425540906, 638311359, 1276622718]

約数ペア:

[(1, 1276622718), (2, 638311359), (3, 425540906), (6, 212770453), (7, 182374674), (14, 91187337), (17, 75095454), (21, 60791558), (31, 41181378), (34, 37547727), (42, 30395779), (51, 25031818), (62, 20590689), (93, 13727126), (102, 12515909), (119, 10727922), (137, 9318414), (186, 6863563), (217, 5883054), (238, 5363961), (274, 4659207), (357, 3575974), (411, 3106138), (421, 3032358), (434, 2941527), (527, 2422434), (651, 1961018), (714, 1787987), (822, 1553069), (842, 1516179), (959, 1331202), (1054, 1211217), (1263, 1010786), (1302, 980509), (1581, 807478), (1918, 665601), (2329, 548142), (2526, 505393), (2877, 443734), (2947, 433194), (3162, 403739), (3689, 346062), (4247, 300594), (4658, 274071), (5754, 221867), (5894, 216597), (6987, 182714), (7157, 178374), (7378, 173031), (8494, 150297), (8841, 144398), (11067, 115354), (12741, 100198), (13051, 97818), (13974, 91357), (14314, 89187), (16303, 78306), (17682, 72199), (21471, 59458), (22134, 57677), (25482, 50099), (26102, 48909), (29729, 42942), (32606, 39153)]