28480872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3607}}^1$

素因数の和:3670

約数の個数: 64

約数和(自身を含む): 83128320

約数和(自身を除く): 54647448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2632, 3607, 3948, 7214, 7896, 10821, 14428, 21642, 25249, 28856, 43284, 50498, 75747, 86568, 100996, 151494, 169529, 201992, 302988, 339058, 508587, 605976, 678116, 1017174, 1186703, 1356232, 2034348, 2373406, 3560109, 4068696, 4746812, 7120218, 9493624, 14240436, 28480872]

約数ペア:

[(1, 28480872), (2, 14240436), (3, 9493624), (4, 7120218), (6, 4746812), (7, 4068696), (8, 3560109), (12, 2373406), (14, 2034348), (21, 1356232), (24, 1186703), (28, 1017174), (42, 678116), (47, 605976), (56, 508587), (84, 339058), (94, 302988), (141, 201992), (168, 169529), (188, 151494), (282, 100996), (329, 86568), (376, 75747), (564, 50498), (658, 43284), (987, 28856), (1128, 25249), (1316, 21642), (1974, 14428), (2632, 10821), (3607, 7896), (3948, 7214)]