72668428

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{10859}}^1$

素因数の和:11109

約数の個数: 24

約数和(自身を含む): 145958400

約数和(自身を除く): 73289972

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 10859, 21718, 43436, 76013, 152026, 304052, 2595301, 5190602, 10381204, 18167107, 36334214, 72668428]

約数ペア:

[(1, 72668428), (2, 36334214), (4, 18167107), (7, 10381204), (14, 5190602), (28, 2595301), (239, 304052), (478, 152026), (956, 76013), (1673, 43436), (3346, 21718), (6692, 10859)]