216524305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{13831}}^1$

素因数の和:13968

約数の個数: 16

約数和(自身を含む): 270885888

約数和(自身を除く): 54361583

約数列:

[1, 5, 31, 101, 155, 505, 3131, 13831, 15655, 69155, 428761, 1396931, 2143805, 6984655, 43304861, 216524305]

約数ペア:

[(1, 216524305), (5, 43304861), (31, 6984655), (101, 2143805), (155, 1396931), (505, 428761), (3131, 69155), (13831, 15655)]