31969977

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 49593600

約数和(自身を除く): 17623623

約数列:

[1, 3, 13, 23, 29, 39, 69, 87, 299, 377, 667, 897, 1131, 1229, 2001, 3687, 8671, 15977, 26013, 28267, 35641, 47931, 84801, 106923, 367471, 463333, 819743, 1102413, 1389999, 2459229, 10656659, 31969977]

約数ペア:

[(1, 31969977), (3, 10656659), (13, 2459229), (23, 1389999), (29, 1102413), (39, 819743), (69, 463333), (87, 367471), (299, 106923), (377, 84801), (667, 47931), (897, 35641), (1131, 28267), (1229, 26013), (2001, 15977), (3687, 8671)]