11997237

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 19445760

約数和(自身を除く): 7448523

約数列:

[1, 3, 7, 21, 23, 59, 69, 161, 177, 413, 421, 483, 1239, 1263, 1357, 2947, 4071, 8841, 9499, 9683, 24839, 28497, 29049, 67781, 74517, 173873, 203343, 521619, 571297, 1713891, 3999079, 11997237]

約数ペア:

[(1, 11997237), (3, 3999079), (7, 1713891), (21, 571297), (23, 521619), (59, 203343), (69, 173873), (161, 74517), (177, 67781), (413, 29049), (421, 28497), (483, 24839), (1239, 9683), (1263, 9499), (1357, 8841), (2947, 4071)]