317968

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 749952

約数和(自身を除く): 431984

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 167, 238, 272, 334, 476, 668, 952, 1169, 1336, 1904, 2338, 2672, 2839, 4676, 5678, 9352, 11356, 18704, 19873, 22712, 39746, 45424, 79492, 158984, 317968]

約数ペア:

[(1, 317968), (2, 158984), (4, 79492), (7, 45424), (8, 39746), (14, 22712), (16, 19873), (17, 18704), (28, 11356), (34, 9352), (56, 5678), (68, 4676), (112, 2839), (119, 2672), (136, 2338), (167, 1904), (238, 1336), (272, 1169), (334, 952), (476, 668)]