389615998

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{631}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 631959552

約数和(自身を除く): 242343554

約数列:

[1, 2, 23, 31, 46, 62, 433, 631, 713, 866, 1262, 1426, 9959, 13423, 14513, 19561, 19918, 26846, 29026, 39122, 273223, 308729, 449903, 546446, 617458, 899806, 6284129, 8469913, 12568258, 16939826, 194807999, 389615998]

約数ペア:

[(1, 389615998), (2, 194807999), (23, 16939826), (31, 12568258), (46, 8469913), (62, 6284129), (433, 899806), (631, 617458), (713, 546446), (866, 449903), (1262, 308729), (1426, 273223), (9959, 39122), (13423, 29026), (14513, 26846), (19561, 19918)]