57216915

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 117227520

約数和(自身を除く): 60010605

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 191, 315, 317, 573, 945, 951, 955, 1337, 1585, 1719, 2219, 2853, 2865, 4011, 4755, 5157, 6657, 6685, 8559, 8595, 11095, 12033, 14265, 19971, 20055, 25785, 33285, 36099, 42795, 59913, 60165, 60547, 99855, 180495, 181641, 299565, 302735, 423829, 544923, 908205, 1271487, 1634769, 2119145, 2724615, 3814461, 6357435, 8173845, 11443383, 19072305, 57216915]

約数ペア:

[(1, 57216915), (3, 19072305), (5, 11443383), (7, 8173845), (9, 6357435), (15, 3814461), (21, 2724615), (27, 2119145), (35, 1634769), (45, 1271487), (63, 908205), (105, 544923), (135, 423829), (189, 302735), (191, 299565), (315, 181641), (317, 180495), (573, 99855), (945, 60547), (951, 60165), (955, 59913), (1337, 42795), (1585, 36099), (1719, 33285), (2219, 25785), (2853, 20055), (2865, 19971), (4011, 14265), (4755, 12033), (5157, 11095), (6657, 8595), (6685, 8559)]