8221005

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 72

約数和(自身を含む): 16443648

約数和(自身を除く): 8222643

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 47, 65, 69, 115, 117, 141, 169, 195, 207, 235, 299, 345, 423, 507, 585, 611, 705, 845, 897, 1035, 1081, 1495, 1521, 1833, 2115, 2535, 2691, 3055, 3243, 3887, 4485, 5405, 5499, 7605, 7943, 9165, 9729, 11661, 13455, 14053, 16215, 19435, 23829, 27495, 34983, 39715, 42159, 48645, 58305, 70265, 71487, 119145, 126477, 174915, 182689, 210795, 357435, 548067, 632385, 913445, 1644201, 2740335, 8221005]

約数ペア:

[(1, 8221005), (3, 2740335), (5, 1644201), (9, 913445), (13, 632385), (15, 548067), (23, 357435), (39, 210795), (45, 182689), (47, 174915), (65, 126477), (69, 119145), (115, 71487), (117, 70265), (141, 58305), (169, 48645), (195, 42159), (207, 39715), (235, 34983), (299, 27495), (345, 23829), (423, 19435), (507, 16215), (585, 14053), (611, 13455), (705, 11661), (845, 9729), (897, 9165), (1035, 7943), (1081, 7605), (1495, 5499), (1521, 5405), (1833, 4485), (2115, 3887), (2535, 3243), (2691, 3055)]