128565153

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 205004800

約数和(自身を除く): 76439647

約数列:

[1, 3, 9, 19, 31, 57, 79, 93, 171, 237, 279, 307, 589, 711, 921, 1501, 1767, 2449, 2763, 4503, 5301, 5833, 7347, 9517, 13509, 17499, 22041, 24253, 28551, 46531, 52497, 72759, 85653, 139593, 180823, 218277, 418779, 460807, 542469, 751843, 1382421, 1627407, 2255529, 4147263, 6766587, 14285017, 42855051, 128565153]

約数ペア:

[(1, 128565153), (3, 42855051), (9, 14285017), (19, 6766587), (31, 4147263), (57, 2255529), (79, 1627407), (93, 1382421), (171, 751843), (237, 542469), (279, 460807), (307, 418779), (589, 218277), (711, 180823), (921, 139593), (1501, 85653), (1767, 72759), (2449, 52497), (2763, 46531), (4503, 28551), (5301, 24253), (5833, 22041), (7347, 17499), (9517, 13509)]