39902796

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 104504400

約数和(自身を除く): 64601604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 149, 172, 173, 258, 298, 346, 387, 447, 516, 519, 596, 692, 774, 894, 1038, 1341, 1548, 1557, 1788, 2076, 2682, 3114, 5364, 6228, 6407, 7439, 12814, 14878, 19221, 22317, 25628, 25777, 29756, 38442, 44634, 51554, 57663, 66951, 76884, 77331, 89268, 103108, 115326, 133902, 154662, 230652, 231993, 267804, 309324, 463986, 927972, 1108411, 2216822, 3325233, 4433644, 6650466, 9975699, 13300932, 19951398, 39902796]

約数ペア:

[(1, 39902796), (2, 19951398), (3, 13300932), (4, 9975699), (6, 6650466), (9, 4433644), (12, 3325233), (18, 2216822), (36, 1108411), (43, 927972), (86, 463986), (129, 309324), (149, 267804), (172, 231993), (173, 230652), (258, 154662), (298, 133902), (346, 115326), (387, 103108), (447, 89268), (516, 77331), (519, 76884), (596, 66951), (692, 57663), (774, 51554), (894, 44634), (1038, 38442), (1341, 29756), (1548, 25777), (1557, 25628), (1788, 22317), (2076, 19221), (2682, 14878), (3114, 12814), (5364, 7439), (6228, 6407)]