311992356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{19417}}^1$

素因数の和:19540

約数の個数: 48

約数和(自身を含む): 791633024

約数和(自身を除く): 479640668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 103, 156, 206, 309, 412, 618, 1236, 1339, 2678, 4017, 5356, 8034, 16068, 19417, 38834, 58251, 77668, 116502, 233004, 252421, 504842, 757263, 1009684, 1514526, 1999951, 3029052, 3999902, 5999853, 7999804, 11999706, 23999412, 25999363, 51998726, 77998089, 103997452, 155996178, 311992356]

約数ペア:

[(1, 311992356), (2, 155996178), (3, 103997452), (4, 77998089), (6, 51998726), (12, 25999363), (13, 23999412), (26, 11999706), (39, 7999804), (52, 5999853), (78, 3999902), (103, 3029052), (156, 1999951), (206, 1514526), (309, 1009684), (412, 757263), (618, 504842), (1236, 252421), (1339, 233004), (2678, 116502), (4017, 77668), (5356, 58251), (8034, 38834), (16068, 19417)]