8729968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2$

素因数の和:134

約数の個数: 60

約数和(自身を含む): 19590760

約数和(自身を除く): 10860792

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 47, 52, 76, 94, 104, 152, 188, 208, 247, 304, 376, 494, 611, 752, 893, 988, 1222, 1786, 1976, 2209, 2444, 3572, 3952, 4418, 4888, 7144, 8836, 9776, 11609, 14288, 17672, 23218, 28717, 35344, 41971, 46436, 57434, 83942, 92872, 114868, 167884, 185744, 229736, 335768, 459472, 545623, 671536, 1091246, 2182492, 4364984, 8729968]

約数ペア:

[(1, 8729968), (2, 4364984), (4, 2182492), (8, 1091246), (13, 671536), (16, 545623), (19, 459472), (26, 335768), (38, 229736), (47, 185744), (52, 167884), (76, 114868), (94, 92872), (104, 83942), (152, 57434), (188, 46436), (208, 41971), (247, 35344), (304, 28717), (376, 23218), (494, 17672), (611, 14288), (752, 11609), (893, 9776), (988, 8836), (1222, 7144), (1786, 4888), (1976, 4418), (2209, 3952), (2444, 3572)]