664380015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1160

約数の個数: 64

約数和(自身を含む): 1186762752

約数和(自身を除く): 522382737

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 71, 141, 195, 213, 235, 355, 611, 705, 923, 1021, 1065, 1833, 2769, 3055, 3063, 3337, 4615, 5105, 9165, 10011, 13273, 13845, 15315, 16685, 39819, 43381, 47987, 50055, 66365, 72491, 130143, 143961, 199095, 216905, 217473, 239935, 362455, 623831, 650715, 719805, 942383, 1087365, 1871493, 2827149, 3119155, 3407077, 4711915, 9357465, 10221231, 14135745, 17035385, 44292001, 51106155, 132876003, 221460005, 664380015]

約数ペア:

[(1, 664380015), (3, 221460005), (5, 132876003), (13, 51106155), (15, 44292001), (39, 17035385), (47, 14135745), (65, 10221231), (71, 9357465), (141, 4711915), (195, 3407077), (213, 3119155), (235, 2827149), (355, 1871493), (611, 1087365), (705, 942383), (923, 719805), (1021, 650715), (1065, 623831), (1833, 362455), (2769, 239935), (3055, 217473), (3063, 216905), (3337, 199095), (4615, 143961), (5105, 130143), (9165, 72491), (10011, 66365), (13273, 50055), (13845, 47987), (15315, 43381), (16685, 39819)]