172321868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 326592000

約数和(自身を除く): 154270132

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 179, 212, 239, 358, 478, 716, 956, 1007, 2014, 3401, 4028, 4541, 6802, 9082, 9487, 12667, 13604, 18164, 18974, 25334, 37948, 42781, 50668, 85562, 171124, 180253, 240673, 360506, 481346, 721012, 812839, 962692, 1625678, 2267393, 3251356, 4534786, 9069572, 43080467, 86160934, 172321868]

約数ペア:

[(1, 172321868), (2, 86160934), (4, 43080467), (19, 9069572), (38, 4534786), (53, 3251356), (76, 2267393), (106, 1625678), (179, 962692), (212, 812839), (239, 721012), (358, 481346), (478, 360506), (716, 240673), (956, 180253), (1007, 171124), (2014, 85562), (3401, 50668), (4028, 42781), (4541, 37948), (6802, 25334), (9082, 18974), (9487, 18164), (12667, 13604)]