215880574

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{709}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 407937600

約数和(自身を除く): 192057026

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 239, 478, 637, 709, 1274, 1418, 1673, 3107, 3346, 4963, 6214, 9217, 9926, 11711, 18434, 21749, 23422, 34741, 43498, 64519, 69482, 129038, 152243, 169451, 304486, 338902, 451633, 903266, 1186157, 2202863, 2372314, 4405726, 8303099, 15420041, 16606198, 30840082, 107940287, 215880574]

約数ペア:

[(1, 215880574), (2, 107940287), (7, 30840082), (13, 16606198), (14, 15420041), (26, 8303099), (49, 4405726), (91, 2372314), (98, 2202863), (182, 1186157), (239, 903266), (478, 451633), (637, 338902), (709, 304486), (1274, 169451), (1418, 152243), (1673, 129038), (3107, 69482), (3346, 64519), (4963, 43498), (6214, 34741), (9217, 23422), (9926, 21749), (11711, 18434)]