161691992

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3697}}^1$

素因数の和:3792

約数の個数: 64

約数和(自身を含む): 383408640

約数和(自身を除く): 221716648

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 71, 77, 88, 142, 154, 284, 308, 497, 568, 616, 781, 994, 1562, 1988, 3124, 3697, 3976, 5467, 6248, 7394, 10934, 14788, 21868, 25879, 29576, 40667, 43736, 51758, 81334, 103516, 162668, 207032, 262487, 284669, 325336, 524974, 569338, 1049948, 1138676, 1837409, 2099896, 2277352, 2887357, 3674818, 5774714, 7349636, 11549428, 14699272, 20211499, 23098856, 40422998, 80845996, 161691992]

約数ペア:

[(1, 161691992), (2, 80845996), (4, 40422998), (7, 23098856), (8, 20211499), (11, 14699272), (14, 11549428), (22, 7349636), (28, 5774714), (44, 3674818), (56, 2887357), (71, 2277352), (77, 2099896), (88, 1837409), (142, 1138676), (154, 1049948), (284, 569338), (308, 524974), (497, 325336), (568, 284669), (616, 262487), (781, 207032), (994, 162668), (1562, 103516), (1988, 81334), (3124, 51758), (3697, 43736), (3976, 40667), (5467, 29576), (6248, 25879), (7394, 21868), (10934, 14788)]