25645554

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 67728960

約数和(自身を除く): 42083406

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 19, 22, 33, 34, 38, 51, 57, 66, 99, 102, 114, 153, 171, 187, 198, 209, 306, 323, 342, 374, 401, 418, 561, 627, 646, 802, 969, 1122, 1203, 1254, 1683, 1881, 1938, 2406, 2907, 3366, 3553, 3609, 3762, 4411, 5814, 6817, 7106, 7218, 7619, 8822, 10659, 13233, 13634, 15238, 20451, 21318, 22857, 26466, 31977, 39699, 40902, 45714, 61353, 63954, 68571, 74987, 79398, 83809, 122706, 129523, 137142, 149974, 167618, 224961, 251427, 259046, 388569, 449922, 502854, 674883, 754281, 777138, 1165707, 1349766, 1424753, 1508562, 2331414, 2849506, 4274259, 8548518, 12822777, 25645554]

約数ペア:

[(1, 25645554), (2, 12822777), (3, 8548518), (6, 4274259), (9, 2849506), (11, 2331414), (17, 1508562), (18, 1424753), (19, 1349766), (22, 1165707), (33, 777138), (34, 754281), (38, 674883), (51, 502854), (57, 449922), (66, 388569), (99, 259046), (102, 251427), (114, 224961), (153, 167618), (171, 149974), (187, 137142), (198, 129523), (209, 122706), (306, 83809), (323, 79398), (342, 74987), (374, 68571), (401, 63954), (418, 61353), (561, 45714), (627, 40902), (646, 39699), (802, 31977), (969, 26466), (1122, 22857), (1203, 21318), (1254, 20451), (1683, 15238), (1881, 13634), (1938, 13233), (2406, 10659), (2907, 8822), (3366, 7619), (3553, 7218), (3609, 7106), (3762, 6817), (4411, 5814)]