142893205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16529}}^1$

素因数の和:16573

約数の個数: 32

約数和(自身を含む): 222163200

約数和(自身を除く): 79269995

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8645, 16529, 82645, 115703, 214877, 314051, 578515, 1074385, 1504139, 1570255, 2198357, 4082663, 7520695, 10991785, 20413315, 28578641, 142893205]

約数ペア:

[(1, 142893205), (5, 28578641), (7, 20413315), (13, 10991785), (19, 7520695), (35, 4082663), (65, 2198357), (91, 1570255), (95, 1504139), (133, 1074385), (247, 578515), (455, 314051), (665, 214877), (1235, 115703), (1729, 82645), (8645, 16529)]