289404729

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{491}}^1\times {\mathrm{829}}^1$

素因数の和:1405

約数の個数: 24

約数和(自身を含む): 424694400

約数和(自身を除く): 135289671

約数列:

[1, 3, 9, 79, 237, 491, 711, 829, 1473, 2487, 4419, 7461, 38789, 65491, 116367, 196473, 349101, 407039, 589419, 1221117, 3663351, 32156081, 96468243, 289404729]

約数ペア:

[(1, 289404729), (3, 96468243), (9, 32156081), (79, 3663351), (237, 1221117), (491, 589419), (711, 407039), (829, 349101), (1473, 196473), (2487, 116367), (4419, 65491), (7461, 38789)]