321123912

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{947}}^1$

素因数の和:1226

約数の個数: 64

約数和(自身を含む): 819072000

約数和(自身を除く): 497948088

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 199, 213, 284, 398, 426, 568, 597, 796, 852, 947, 1194, 1592, 1704, 1894, 2388, 2841, 3788, 4776, 5682, 7576, 11364, 14129, 22728, 28258, 42387, 56516, 67237, 84774, 113032, 134474, 169548, 188453, 201711, 268948, 339096, 376906, 403422, 537896, 565359, 753812, 806844, 1130718, 1507624, 1613688, 2261436, 4522872, 13380163, 26760326, 40140489, 53520652, 80280978, 107041304, 160561956, 321123912]

約数ペア:

[(1, 321123912), (2, 160561956), (3, 107041304), (4, 80280978), (6, 53520652), (8, 40140489), (12, 26760326), (24, 13380163), (71, 4522872), (142, 2261436), (199, 1613688), (213, 1507624), (284, 1130718), (398, 806844), (426, 753812), (568, 565359), (597, 537896), (796, 403422), (852, 376906), (947, 339096), (1194, 268948), (1592, 201711), (1704, 188453), (1894, 169548), (2388, 134474), (2841, 113032), (3788, 84774), (4776, 67237), (5682, 56516), (7576, 42387), (11364, 28258), (14129, 22728)]