68989349

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 90123840

約数和(自身を除く): 21134491

約数列:

[1, 11, 13, 17, 37, 59, 143, 169, 187, 221, 407, 481, 629, 649, 767, 1003, 1859, 2183, 2431, 2873, 5291, 6253, 6919, 8177, 8437, 9971, 11033, 13039, 24013, 28379, 31603, 37111, 68783, 89947, 106301, 109681, 143429, 169507, 312169, 368927, 408221, 482443, 1169311, 1864577, 4058197, 5306873, 6271759, 68989349]

約数ペア:

[(1, 68989349), (11, 6271759), (13, 5306873), (17, 4058197), (37, 1864577), (59, 1169311), (143, 482443), (169, 408221), (187, 368927), (221, 312169), (407, 169507), (481, 143429), (629, 109681), (649, 106301), (767, 89947), (1003, 68783), (1859, 37111), (2183, 31603), (2431, 28379), (2873, 24013), (5291, 13039), (6253, 11033), (6919, 9971), (8177, 8437)]