261139164

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4909}}^1$

素因数の和:4971

約数の個数: 96

約数和(自身を含む): 739092480

約数和(自身を除く): 477953316

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 31, 33, 39, 44, 52, 62, 66, 78, 93, 124, 132, 143, 156, 186, 286, 341, 372, 403, 429, 572, 682, 806, 858, 1023, 1209, 1364, 1612, 1716, 2046, 2418, 4092, 4433, 4836, 4909, 8866, 9818, 13299, 14727, 17732, 19636, 26598, 29454, 53196, 53999, 58908, 63817, 107998, 127634, 152179, 161997, 191451, 215996, 255268, 304358, 323994, 382902, 456537, 608716, 647988, 701987, 765804, 913074, 1403974, 1673969, 1826148, 1978327, 2105961, 2807948, 3347938, 3956654, 4211922, 5021907, 5934981, 6695876, 7913308, 8423844, 10043814, 11869962, 20087628, 21761597, 23739924, 43523194, 65284791, 87046388, 130569582, 261139164]

約数ペア:

[(1, 261139164), (2, 130569582), (3, 87046388), (4, 65284791), (6, 43523194), (11, 23739924), (12, 21761597), (13, 20087628), (22, 11869962), (26, 10043814), (31, 8423844), (33, 7913308), (39, 6695876), (44, 5934981), (52, 5021907), (62, 4211922), (66, 3956654), (78, 3347938), (93, 2807948), (124, 2105961), (132, 1978327), (143, 1826148), (156, 1673969), (186, 1403974), (286, 913074), (341, 765804), (372, 701987), (403, 647988), (429, 608716), (572, 456537), (682, 382902), (806, 323994), (858, 304358), (1023, 255268), (1209, 215996), (1364, 191451), (1612, 161997), (1716, 152179), (2046, 127634), (2418, 107998), (4092, 63817), (4433, 58908), (4836, 53999), (4909, 53196), (8866, 29454), (9818, 26598), (13299, 19636), (14727, 17732)]