127947057

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 198881280

約数和(自身を除く): 70934223

約数列:

[1, 3, 7, 21, 79, 233, 237, 331, 553, 699, 993, 1631, 1659, 2317, 4893, 6951, 18407, 26149, 55221, 77123, 78447, 128849, 183043, 231369, 386547, 539861, 549129, 1619583, 6092717, 18278151, 42649019, 127947057]

約数ペア:

[(1, 127947057), (3, 42649019), (7, 18278151), (21, 6092717), (79, 1619583), (233, 549129), (237, 539861), (331, 386547), (553, 231369), (699, 183043), (993, 128849), (1631, 78447), (1659, 77123), (2317, 55221), (4893, 26149), (6951, 18407)]