7972881

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 13436928

約数和(自身を除く): 5464047

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 971, 1173, 2737, 2913, 6797, 8211, 16507, 20391, 22333, 49521, 66999, 115549, 156331, 346647, 379661, 468993, 1138983, 2657627, 7972881]

約数ペア:

[(1, 7972881), (3, 2657627), (7, 1138983), (17, 468993), (21, 379661), (23, 346647), (51, 156331), (69, 115549), (119, 66999), (161, 49521), (357, 22333), (391, 20391), (483, 16507), (971, 8211), (1173, 6797), (2737, 2913)]