31813376

素因数分解:

$2^8\times 7^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 74516064

約数和(自身を除く): 42702688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 128, 164, 224, 256, 287, 328, 433, 448, 574, 656, 866, 896, 1148, 1312, 1732, 1792, 2296, 2624, 3031, 3464, 4592, 5248, 6062, 6928, 9184, 10496, 12124, 13856, 17753, 18368, 24248, 27712, 35506, 36736, 48496, 55424, 71012, 73472, 96992, 110848, 124271, 142024, 193984, 248542, 284048, 387968, 497084, 568096, 775936, 994168, 1136192, 1988336, 2272384, 3976672, 4544768, 7953344, 15906688, 31813376]

約数ペア:

[(1, 31813376), (2, 15906688), (4, 7953344), (7, 4544768), (8, 3976672), (14, 2272384), (16, 1988336), (28, 1136192), (32, 994168), (41, 775936), (56, 568096), (64, 497084), (82, 387968), (112, 284048), (128, 248542), (164, 193984), (224, 142024), (256, 124271), (287, 110848), (328, 96992), (433, 73472), (448, 71012), (574, 55424), (656, 48496), (866, 36736), (896, 35506), (1148, 27712), (1312, 24248), (1732, 18368), (1792, 17753), (2296, 13856), (2624, 12124), (3031, 10496), (3464, 9184), (4592, 6928), (5248, 6062)]