749271591

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{2671}}^1$

素因数の和:3187

約数の個数: 24

約数和(自身を含む): 1100436480

約数和(自身を除く): 351164889

約数列:

[1, 3, 9, 71, 213, 439, 639, 1317, 2671, 3951, 8013, 24039, 31169, 93507, 189641, 280521, 568923, 1172569, 1706769, 3517707, 10553121, 83252399, 249757197, 749271591]

約数ペア:

[(1, 749271591), (3, 249757197), (9, 83252399), (71, 10553121), (213, 3517707), (439, 1706769), (639, 1172569), (1317, 568923), (2671, 280521), (3951, 189641), (8013, 93507), (24039, 31169)]