71644794

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 162062208

約数和(自身を除く): 90417414

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 43, 78, 82, 86, 123, 129, 246, 258, 521, 533, 559, 1042, 1066, 1118, 1563, 1599, 1677, 1763, 3126, 3198, 3354, 3526, 5289, 6773, 10578, 13546, 20319, 21361, 22403, 22919, 40638, 42722, 44806, 45838, 64083, 67209, 68757, 128166, 134418, 137514, 277693, 291239, 555386, 582478, 833079, 873717, 918523, 1666158, 1747434, 1837046, 2755569, 5511138, 11940799, 23881598, 35822397, 71644794]

約数ペア:

[(1, 71644794), (2, 35822397), (3, 23881598), (6, 11940799), (13, 5511138), (26, 2755569), (39, 1837046), (41, 1747434), (43, 1666158), (78, 918523), (82, 873717), (86, 833079), (123, 582478), (129, 555386), (246, 291239), (258, 277693), (521, 137514), (533, 134418), (559, 128166), (1042, 68757), (1066, 67209), (1118, 64083), (1563, 45838), (1599, 44806), (1677, 42722), (1763, 40638), (3126, 22919), (3198, 22403), (3354, 21361), (3526, 20319), (5289, 13546), (6773, 10578)]