221799676

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{26317}}^1$

素因数の和:26378

約数の個数: 36

約数和(自身を含む): 462038808

約数和(自身を除く): 240239132

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 26317, 52634, 105268, 184219, 368438, 736876, 1131631, 1289533, 2263262, 2579066, 4526524, 5158132, 7921417, 15842834, 31685668, 55449919, 110899838, 221799676]

約数ペア:

[(1, 221799676), (2, 110899838), (4, 55449919), (7, 31685668), (14, 15842834), (28, 7921417), (43, 5158132), (49, 4526524), (86, 2579066), (98, 2263262), (172, 1289533), (196, 1131631), (301, 736876), (602, 368438), (1204, 184219), (2107, 105268), (4214, 52634), (8428, 26317)]