28912716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{397}}^1$

素因数の和:448

約数の個数: 108

約数和(自身を含む): 88951408

約数和(自身を除く): 60038692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 289, 306, 357, 397, 476, 578, 612, 714, 794, 867, 1071, 1156, 1191, 1428, 1588, 1734, 2023, 2142, 2382, 2601, 2779, 3468, 3573, 4046, 4284, 4764, 5202, 5558, 6069, 6749, 7146, 8092, 8337, 10404, 11116, 12138, 13498, 14292, 16674, 18207, 20247, 24276, 25011, 26996, 33348, 36414, 40494, 47243, 50022, 60741, 72828, 80988, 94486, 100044, 114733, 121482, 141729, 188972, 229466, 242964, 283458, 344199, 425187, 458932, 566916, 688398, 803131, 850374, 1032597, 1376796, 1606262, 1700748, 2065194, 2409393, 3212524, 4130388, 4818786, 7228179, 9637572, 14456358, 28912716]

約数ペア:

[(1, 28912716), (2, 14456358), (3, 9637572), (4, 7228179), (6, 4818786), (7, 4130388), (9, 3212524), (12, 2409393), (14, 2065194), (17, 1700748), (18, 1606262), (21, 1376796), (28, 1032597), (34, 850374), (36, 803131), (42, 688398), (51, 566916), (63, 458932), (68, 425187), (84, 344199), (102, 283458), (119, 242964), (126, 229466), (153, 188972), (204, 141729), (238, 121482), (252, 114733), (289, 100044), (306, 94486), (357, 80988), (397, 72828), (476, 60741), (578, 50022), (612, 47243), (714, 40494), (794, 36414), (867, 33348), (1071, 26996), (1156, 25011), (1191, 24276), (1428, 20247), (1588, 18207), (1734, 16674), (2023, 14292), (2142, 13498), (2382, 12138), (2601, 11116), (2779, 10404), (3468, 8337), (3573, 8092), (4046, 7146), (4284, 6749), (4764, 6069), (5202, 5558)]