127723312

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1171}}^1$

素因数の和:1597

約数の個数: 40

約数和(自身を含む): 262898352

約数和(自身を除く): 135175040

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 401, 802, 1171, 1604, 2342, 3208, 4684, 6416, 6817, 9368, 13634, 18736, 19907, 27268, 39814, 54536, 79628, 109072, 159256, 318512, 469571, 939142, 1878284, 3756568, 7513136, 7982707, 15965414, 31930828, 63861656, 127723312]

約数ペア:

[(1, 127723312), (2, 63861656), (4, 31930828), (8, 15965414), (16, 7982707), (17, 7513136), (34, 3756568), (68, 1878284), (136, 939142), (272, 469571), (401, 318512), (802, 159256), (1171, 109072), (1604, 79628), (2342, 54536), (3208, 39814), (4684, 27268), (6416, 19907), (6817, 18736), (9368, 13634)]