299728515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{19843}}^1$

素因数の和:19923

約数の個数: 32

約数和(自身を含む): 514356480

約数和(自身を除く): 214627965

約数列:

[1, 3, 5, 15, 19, 53, 57, 95, 159, 265, 285, 795, 1007, 3021, 5035, 15105, 19843, 59529, 99215, 297645, 377017, 1051679, 1131051, 1885085, 3155037, 5258395, 5655255, 15775185, 19981901, 59945703, 99909505, 299728515]

約数ペア:

[(1, 299728515), (3, 99909505), (5, 59945703), (15, 19981901), (19, 15775185), (53, 5655255), (57, 5258395), (95, 3155037), (159, 1885085), (265, 1131051), (285, 1051679), (795, 377017), (1007, 297645), (3021, 99215), (5035, 59529), (15105, 19843)]