38671815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 78124032

約数和(自身を除く): 39452217

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 41, 65, 91, 105, 123, 195, 205, 273, 287, 455, 533, 615, 691, 861, 1365, 1435, 1599, 2073, 2665, 3455, 3731, 4305, 4837, 7995, 8983, 10365, 11193, 14511, 18655, 24185, 26949, 28331, 44915, 55965, 62881, 72555, 84993, 134745, 141655, 188643, 198317, 314405, 368303, 424965, 594951, 943215, 991585, 1104909, 1841515, 2578121, 2974755, 5524545, 7734363, 12890605, 38671815]

約数ペア:

[(1, 38671815), (3, 12890605), (5, 7734363), (7, 5524545), (13, 2974755), (15, 2578121), (21, 1841515), (35, 1104909), (39, 991585), (41, 943215), (65, 594951), (91, 424965), (105, 368303), (123, 314405), (195, 198317), (205, 188643), (273, 141655), (287, 134745), (455, 84993), (533, 72555), (615, 62881), (691, 55965), (861, 44915), (1365, 28331), (1435, 26949), (1599, 24185), (2073, 18655), (2665, 14511), (3455, 11193), (3731, 10365), (4305, 8983), (4837, 7995)]