131389408

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6971}}^1$

素因数の和:7031

約数の個数: 48

約数和(自身を含む): 281111040

約数和(自身を除く): 149721632

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 2356, 4712, 6971, 9424, 13942, 18848, 27884, 55768, 111536, 132449, 216101, 223072, 264898, 432202, 529796, 864404, 1059592, 1728808, 2119184, 3457616, 4105919, 4238368, 6915232, 8211838, 16423676, 32847352, 65694704, 131389408]

約数ペア:

[(1, 131389408), (2, 65694704), (4, 32847352), (8, 16423676), (16, 8211838), (19, 6915232), (31, 4238368), (32, 4105919), (38, 3457616), (62, 2119184), (76, 1728808), (124, 1059592), (152, 864404), (248, 529796), (304, 432202), (496, 264898), (589, 223072), (608, 216101), (992, 132449), (1178, 111536), (2356, 55768), (4712, 27884), (6971, 18848), (9424, 13942)]