28638522

素因数分解:

$2^1\times 3^5\times {\mathrm{11}}^2\times {\mathrm{487}}^1$

素因数の和:526

約数の個数: 72

約数和(自身を含む): 70875168

約数和(自身を除く): 42236646

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 121, 162, 198, 242, 243, 297, 363, 486, 487, 594, 726, 891, 974, 1089, 1461, 1782, 2178, 2673, 2922, 3267, 4383, 5346, 5357, 6534, 8766, 9801, 10714, 13149, 16071, 19602, 26298, 29403, 32142, 39447, 48213, 58806, 58927, 78894, 96426, 117854, 118341, 144639, 176781, 236682, 289278, 353562, 433917, 530343, 867834, 1060686, 1301751, 1591029, 2603502, 3182058, 4773087, 9546174, 14319261, 28638522]

約数ペア:

[(1, 28638522), (2, 14319261), (3, 9546174), (6, 4773087), (9, 3182058), (11, 2603502), (18, 1591029), (22, 1301751), (27, 1060686), (33, 867834), (54, 530343), (66, 433917), (81, 353562), (99, 289278), (121, 236682), (162, 176781), (198, 144639), (242, 118341), (243, 117854), (297, 96426), (363, 78894), (486, 58927), (487, 58806), (594, 48213), (726, 39447), (891, 32142), (974, 29403), (1089, 26298), (1461, 19602), (1782, 16071), (2178, 13149), (2673, 10714), (2922, 9801), (3267, 8766), (4383, 6534), (5346, 5357)]