155402457

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{6131}}^1$

素因数の和:6229

約数の個数: 32

約数和(自身を含む): 254306304

約数和(自身を除く): 98903847

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 357, 497, 1207, 1491, 3621, 6131, 8449, 18393, 25347, 42917, 104227, 128751, 312681, 435301, 729589, 1305903, 2188767, 3047107, 7400117, 9141321, 22200351, 51800819, 155402457]

約数ペア:

[(1, 155402457), (3, 51800819), (7, 22200351), (17, 9141321), (21, 7400117), (51, 3047107), (71, 2188767), (119, 1305903), (213, 729589), (357, 435301), (497, 312681), (1207, 128751), (1491, 104227), (3621, 42917), (6131, 25347), (8449, 18393)]