28578264

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:801

約数の個数: 96

約数和(自身を含む): 84683760

約数和(自身を除く): 56105496

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 121, 132, 143, 156, 242, 264, 286, 312, 363, 429, 484, 572, 726, 757, 858, 968, 1144, 1452, 1514, 1573, 1716, 2271, 2904, 3028, 3146, 3432, 4542, 4719, 6056, 6292, 8327, 9084, 9438, 9841, 12584, 16654, 18168, 18876, 19682, 24981, 29523, 33308, 37752, 39364, 49962, 59046, 66616, 78728, 91597, 99924, 108251, 118092, 183194, 199848, 216502, 236184, 274791, 324753, 366388, 433004, 549582, 649506, 732776, 866008, 1099164, 1190761, 1299012, 2198328, 2381522, 2598024, 3572283, 4763044, 7144566, 9526088, 14289132, 28578264]

約数ペア:

[(1, 28578264), (2, 14289132), (3, 9526088), (4, 7144566), (6, 4763044), (8, 3572283), (11, 2598024), (12, 2381522), (13, 2198328), (22, 1299012), (24, 1190761), (26, 1099164), (33, 866008), (39, 732776), (44, 649506), (52, 549582), (66, 433004), (78, 366388), (88, 324753), (104, 274791), (121, 236184), (132, 216502), (143, 199848), (156, 183194), (242, 118092), (264, 108251), (286, 99924), (312, 91597), (363, 78728), (429, 66616), (484, 59046), (572, 49962), (726, 39364), (757, 37752), (858, 33308), (968, 29523), (1144, 24981), (1452, 19682), (1514, 18876), (1573, 18168), (1716, 16654), (2271, 12584), (2904, 9841), (3028, 9438), (3146, 9084), (3432, 8327), (4542, 6292), (4719, 6056)]