990097953

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{1163}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 1445520384

約数和(自身を除く): 455422431

約数列:

[1, 3, 13, 39, 83, 249, 263, 789, 1079, 1163, 3237, 3419, 3489, 10257, 15119, 21829, 45357, 65487, 96529, 283777, 289587, 305869, 851331, 917607, 1254877, 3764631, 3976297, 11928891, 25387127, 76161381, 330032651, 990097953]

約数ペア:

[(1, 990097953), (3, 330032651), (13, 76161381), (39, 25387127), (83, 11928891), (249, 3976297), (263, 3764631), (789, 1254877), (1079, 917607), (1163, 851331), (3237, 305869), (3419, 289587), (3489, 283777), (10257, 96529), (15119, 65487), (21829, 45357)]