13400618

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 26396928

約数和(自身を除く): 12996310

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 154, 217, 341, 401, 434, 539, 682, 802, 1078, 1519, 2387, 2807, 3038, 4411, 4774, 5614, 8822, 12431, 16709, 19649, 24862, 30877, 33418, 39298, 61754, 87017, 136741, 174034, 216139, 273482, 432278, 609119, 957187, 1218238, 1914374, 6700309, 13400618]

約数ペア:

[(1, 13400618), (2, 6700309), (7, 1914374), (11, 1218238), (14, 957187), (22, 609119), (31, 432278), (49, 273482), (62, 216139), (77, 174034), (98, 136741), (154, 87017), (217, 61754), (341, 39298), (401, 33418), (434, 30877), (539, 24862), (682, 19649), (802, 16709), (1078, 12431), (1519, 8822), (2387, 5614), (2807, 4774), (3038, 4411)]