72121923

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{3217}}^1$

素因数の和:3323

約数の個数: 24

約数和(自身を含む): 108433728

約数和(自身を除く): 36311805

約数列:

[1, 3, 9, 47, 53, 141, 159, 423, 477, 2491, 3217, 7473, 9651, 22419, 28953, 151199, 170501, 453597, 511503, 1360791, 1534509, 8013547, 24040641, 72121923]

約数ペア:

[(1, 72121923), (3, 24040641), (9, 8013547), (47, 1534509), (53, 1360791), (141, 511503), (159, 453597), (423, 170501), (477, 151199), (2491, 28953), (3217, 22419), (7473, 9651)]