72488997

素因数分解:

$3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2621}}^1$

素因数の和:3073

約数の個数: 24

約数和(自身を含む): 119982720

約数和(自身を除く): 47493723

約数列:

[1, 3, 7, 9, 21, 63, 439, 1317, 2621, 3073, 3951, 7863, 9219, 18347, 23589, 27657, 55041, 165123, 1150619, 3451857, 8054333, 10355571, 24162999, 72488997]

約数ペア:

[(1, 72488997), (3, 24162999), (7, 10355571), (9, 8054333), (21, 3451857), (63, 1150619), (439, 165123), (1317, 55041), (2621, 27657), (3073, 23589), (3951, 18347), (7863, 9219)]