88978897

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 109799424

約数和(自身を除く): 20820527

約数列:

[1, 7, 31, 41, 73, 137, 217, 287, 511, 959, 1271, 2263, 2993, 4247, 5617, 8897, 10001, 15841, 20951, 29729, 39319, 70007, 92783, 174127, 310031, 410041, 649481, 1218889, 2170217, 2870287, 12711271, 88978897]

約数ペア:

[(1, 88978897), (7, 12711271), (31, 2870287), (41, 2170217), (73, 1218889), (137, 649481), (217, 410041), (287, 310031), (511, 174127), (959, 92783), (1271, 70007), (2263, 39319), (2993, 29729), (4247, 20951), (5617, 15841), (8897, 10001)]