71872402

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1721}}^1$

素因数の和:1906

約数の個数: 32

約数和(自身を含む): 130596480

約数和(自身を除く): 58724078

約数列:

[1, 2, 7, 14, 19, 38, 133, 157, 266, 314, 1099, 1721, 2198, 2983, 3442, 5966, 12047, 20881, 24094, 32699, 41762, 65398, 228893, 270197, 457786, 540394, 1891379, 3782758, 5133743, 10267486, 35936201, 71872402]

約数ペア:

[(1, 71872402), (2, 35936201), (7, 10267486), (14, 5133743), (19, 3782758), (38, 1891379), (133, 540394), (157, 457786), (266, 270197), (314, 228893), (1099, 65398), (1721, 41762), (2198, 32699), (2983, 24094), (3442, 20881), (5966, 12047)]