15241401

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 28810080

約数和(自身を除く): 13568679

約数列:

[1, 3, 7, 9, 17, 19, 21, 49, 51, 57, 63, 107, 119, 133, 147, 153, 171, 321, 323, 357, 399, 441, 749, 833, 931, 963, 969, 1071, 1197, 1819, 2033, 2247, 2261, 2499, 2793, 2907, 5243, 5457, 6099, 6741, 6783, 7497, 8379, 12733, 14231, 15729, 15827, 16371, 18297, 20349, 34561, 38199, 42693, 47187, 47481, 89131, 99617, 103683, 114597, 128079, 142443, 241927, 267393, 298851, 311049, 725781, 802179, 896553, 1693489, 2177343, 5080467, 15241401]

約数ペア:

[(1, 15241401), (3, 5080467), (7, 2177343), (9, 1693489), (17, 896553), (19, 802179), (21, 725781), (49, 311049), (51, 298851), (57, 267393), (63, 241927), (107, 142443), (119, 128079), (133, 114597), (147, 103683), (153, 99617), (171, 89131), (321, 47481), (323, 47187), (357, 42693), (399, 38199), (441, 34561), (749, 20349), (833, 18297), (931, 16371), (963, 15827), (969, 15729), (1071, 14231), (1197, 12733), (1819, 8379), (2033, 7497), (2247, 6783), (2261, 6741), (2499, 6099), (2793, 5457), (2907, 5243)]