78349713

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 115248000

約数和(自身を除く): 36898287

約数列:

[1, 3, 13, 39, 97, 139, 149, 291, 417, 447, 1261, 1807, 1937, 3783, 5421, 5811, 13483, 14453, 20711, 40449, 43359, 62133, 175279, 187889, 269243, 525837, 563667, 807729, 2008967, 6026901, 26116571, 78349713]

約数ペア:

[(1, 78349713), (3, 26116571), (13, 6026901), (39, 2008967), (97, 807729), (139, 563667), (149, 525837), (291, 269243), (417, 187889), (447, 175279), (1261, 62133), (1807, 43359), (1937, 40449), (3783, 20711), (5421, 14453), (5811, 13483)]