15888730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 34546176

約数和(自身を除く): 18657446

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 41, 55, 65, 82, 110, 130, 143, 205, 271, 286, 410, 451, 533, 542, 715, 902, 1066, 1355, 1430, 2255, 2665, 2710, 2981, 3523, 4510, 5330, 5863, 5962, 7046, 11111, 11726, 14905, 17615, 22222, 29315, 29810, 35230, 38753, 55555, 58630, 77506, 111110, 122221, 144443, 193765, 244442, 288886, 387530, 611105, 722215, 1222210, 1444430, 1588873, 3177746, 7944365, 15888730]

約数ペア:

[(1, 15888730), (2, 7944365), (5, 3177746), (10, 1588873), (11, 1444430), (13, 1222210), (22, 722215), (26, 611105), (41, 387530), (55, 288886), (65, 244442), (82, 193765), (110, 144443), (130, 122221), (143, 111110), (205, 77506), (271, 58630), (286, 55555), (410, 38753), (451, 35230), (533, 29810), (542, 29315), (715, 22222), (902, 17615), (1066, 14905), (1355, 11726), (1430, 11111), (2255, 7046), (2665, 5962), (2710, 5863), (2981, 5330), (3523, 4510)]