127499728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{24671}}^1$

素因数の和:24715

約数の個数: 40

約数和(自身を含む): 275339520

約数和(自身を除く): 147839792

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 24671, 49342, 98684, 197368, 394736, 419407, 468749, 838814, 937498, 1677628, 1874996, 3355256, 3749992, 6710512, 7499984, 7968733, 15937466, 31874932, 63749864, 127499728]

約数ペア:

[(1, 127499728), (2, 63749864), (4, 31874932), (8, 15937466), (16, 7968733), (17, 7499984), (19, 6710512), (34, 3749992), (38, 3355256), (68, 1874996), (76, 1677628), (136, 937498), (152, 838814), (272, 468749), (304, 419407), (323, 394736), (646, 197368), (1292, 98684), (2584, 49342), (5168, 24671)]