308889756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1493}}^1$

素因数の和:2331

約数の個数: 72

約数和(自身を含む): 894033504

約数和(自身を除く): 585143748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 821, 1493, 1642, 2463, 2986, 3284, 4479, 4926, 5747, 5972, 7389, 8958, 9852, 10451, 11494, 13437, 14778, 17241, 17916, 20902, 22988, 26874, 29556, 31353, 34482, 41804, 51723, 53748, 62706, 68964, 94059, 103446, 125412, 188118, 206892, 376236, 1225753, 2451506, 3677259, 4903012, 7354518, 8580271, 11031777, 14709036, 17160542, 22063554, 25740813, 34321084, 44127108, 51481626, 77222439, 102963252, 154444878, 308889756]

約数ペア:

[(1, 308889756), (2, 154444878), (3, 102963252), (4, 77222439), (6, 51481626), (7, 44127108), (9, 34321084), (12, 25740813), (14, 22063554), (18, 17160542), (21, 14709036), (28, 11031777), (36, 8580271), (42, 7354518), (63, 4903012), (84, 3677259), (126, 2451506), (252, 1225753), (821, 376236), (1493, 206892), (1642, 188118), (2463, 125412), (2986, 103446), (3284, 94059), (4479, 68964), (4926, 62706), (5747, 53748), (5972, 51723), (7389, 41804), (8958, 34482), (9852, 31353), (10451, 29556), (11494, 26874), (13437, 22988), (14778, 20902), (17241, 17916)]