31302678

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1213}}^1$

素因数の和:1269

約数の個数: 64

約数和(自身を含む): 75520512

約数和(自身を除く): 44217834

約数列:

[1, 2, 3, 6, 11, 17, 22, 23, 33, 34, 46, 51, 66, 69, 102, 138, 187, 253, 374, 391, 506, 561, 759, 782, 1122, 1173, 1213, 1518, 2346, 2426, 3639, 4301, 7278, 8602, 12903, 13343, 20621, 25806, 26686, 27899, 40029, 41242, 55798, 61863, 80058, 83697, 123726, 167394, 226831, 306889, 453662, 474283, 613778, 680493, 920667, 948566, 1360986, 1422849, 1841334, 2845698, 5217113, 10434226, 15651339, 31302678]

約数ペア:

[(1, 31302678), (2, 15651339), (3, 10434226), (6, 5217113), (11, 2845698), (17, 1841334), (22, 1422849), (23, 1360986), (33, 948566), (34, 920667), (46, 680493), (51, 613778), (66, 474283), (69, 453662), (102, 306889), (138, 226831), (187, 167394), (253, 123726), (374, 83697), (391, 80058), (506, 61863), (561, 55798), (759, 41242), (782, 40029), (1122, 27899), (1173, 26686), (1213, 25806), (1518, 20621), (2346, 13343), (2426, 12903), (3639, 8602), (4301, 7278)]