31455746

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 59097600

約数和(自身を除く): 27641854

約数列:

[1, 2, 7, 14, 17, 34, 49, 79, 98, 119, 158, 238, 239, 478, 553, 833, 1106, 1343, 1666, 1673, 2686, 3346, 3871, 4063, 7742, 8126, 9401, 11711, 18802, 18881, 23422, 28441, 37762, 56882, 65807, 131614, 132167, 199087, 264334, 320977, 398174, 641954, 925169, 1850338, 2246839, 4493678, 15727873, 31455746]

約数ペア:

[(1, 31455746), (2, 15727873), (7, 4493678), (14, 2246839), (17, 1850338), (34, 925169), (49, 641954), (79, 398174), (98, 320977), (119, 264334), (158, 199087), (238, 132167), (239, 131614), (478, 65807), (553, 56882), (833, 37762), (1106, 28441), (1343, 23422), (1666, 18881), (1673, 18802), (2686, 11711), (3346, 9401), (3871, 8126), (4063, 7742)]