90295317

素因数分解:

$3^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{977}}^1$

素因数の和:1159

約数の個数: 40

約数和(自身を含む): 155259456

約数和(自身を除く): 64964139

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 163, 189, 489, 567, 977, 1141, 1467, 2931, 3423, 4401, 6839, 8793, 10269, 13203, 20517, 26379, 30807, 61551, 79137, 92421, 159251, 184653, 477753, 553959, 1114757, 1433259, 3344271, 4299777, 10032813, 12899331, 30098439, 90295317]

約数ペア:

[(1, 90295317), (3, 30098439), (7, 12899331), (9, 10032813), (21, 4299777), (27, 3344271), (63, 1433259), (81, 1114757), (163, 553959), (189, 477753), (489, 184653), (567, 159251), (977, 92421), (1141, 79137), (1467, 61551), (2931, 30807), (3423, 26379), (4401, 20517), (6839, 13203), (8793, 10269)]