128315704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{39409}}^1$

素因数の和:39463

約数の個数: 32

約数和(自身を含む): 269564400

約数和(自身を除く): 141248696

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 39409, 78818, 157636, 315272, 433499, 866998, 1458133, 1733996, 2916266, 3467992, 5832532, 11665064, 16039463, 32078926, 64157852, 128315704]

約数ペア:

[(1, 128315704), (2, 64157852), (4, 32078926), (8, 16039463), (11, 11665064), (22, 5832532), (37, 3467992), (44, 2916266), (74, 1733996), (88, 1458133), (148, 866998), (296, 433499), (407, 315272), (814, 157636), (1628, 78818), (3256, 39409)]