81279996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{8563}}^1$

素因数の和:8690

約数の個数: 48

約数和(自身を含む): 218690304

約数和(自身を除く): 137410308

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 113, 226, 339, 452, 678, 791, 1356, 1582, 2373, 3164, 4746, 8563, 9492, 17126, 25689, 34252, 51378, 59941, 102756, 119882, 179823, 239764, 359646, 719292, 967619, 1935238, 2902857, 3870476, 5805714, 6773333, 11611428, 13546666, 20319999, 27093332, 40639998, 81279996]

約数ペア:

[(1, 81279996), (2, 40639998), (3, 27093332), (4, 20319999), (6, 13546666), (7, 11611428), (12, 6773333), (14, 5805714), (21, 3870476), (28, 2902857), (42, 1935238), (84, 967619), (113, 719292), (226, 359646), (339, 239764), (452, 179823), (678, 119882), (791, 102756), (1356, 59941), (1582, 51378), (2373, 34252), (3164, 25689), (4746, 17126), (8563, 9492)]