28413756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2399}}^1$

素因数の和:2463

約数の個数: 72

約数和(自身を含む): 83865600

約数和(自身を除く): 55451844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2399, 2961, 3948, 4798, 5922, 7197, 9596, 11844, 14394, 16793, 21591, 28788, 33586, 43182, 50379, 67172, 86364, 100758, 112753, 151137, 201516, 225506, 302274, 338259, 451012, 604548, 676518, 789271, 1014777, 1353036, 1578542, 2029554, 2367813, 3157084, 4059108, 4735626, 7103439, 9471252, 14206878, 28413756]

約数ペア:

[(1, 28413756), (2, 14206878), (3, 9471252), (4, 7103439), (6, 4735626), (7, 4059108), (9, 3157084), (12, 2367813), (14, 2029554), (18, 1578542), (21, 1353036), (28, 1014777), (36, 789271), (42, 676518), (47, 604548), (63, 451012), (84, 338259), (94, 302274), (126, 225506), (141, 201516), (188, 151137), (252, 112753), (282, 100758), (329, 86364), (423, 67172), (564, 50379), (658, 43182), (846, 33586), (987, 28788), (1316, 21591), (1692, 16793), (1974, 14394), (2399, 11844), (2961, 9596), (3948, 7197), (4798, 5922)]