212328571

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 274498560

約数和(自身を除く): 62169989

約数列:

[1, 7, 13, 23, 91, 161, 229, 299, 443, 1603, 2093, 2977, 3101, 5267, 5759, 10189, 20839, 36869, 40313, 68471, 71323, 101447, 132457, 479297, 710129, 927199, 1318811, 2333281, 9231677, 16332967, 30332653, 212328571]

約数ペア:

[(1, 212328571), (7, 30332653), (13, 16332967), (23, 9231677), (91, 2333281), (161, 1318811), (229, 927199), (299, 710129), (443, 479297), (1603, 132457), (2093, 101447), (2977, 71323), (3101, 68471), (5267, 40313), (5759, 36869), (10189, 20839)]