72181914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{227}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 169675776

約数和(自身を除く): 97493862

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 113, 134, 201, 226, 227, 339, 402, 454, 469, 678, 681, 791, 938, 1362, 1407, 1582, 1589, 2373, 2814, 3178, 4746, 4767, 7571, 9534, 15142, 15209, 22713, 25651, 30418, 45426, 45627, 51302, 52997, 76953, 91254, 105994, 106463, 153906, 158991, 179557, 212926, 317982, 319389, 359114, 538671, 638778, 1077342, 1718617, 3437234, 5155851, 10311702, 12030319, 24060638, 36090957, 72181914]

約数ペア:

[(1, 72181914), (2, 36090957), (3, 24060638), (6, 12030319), (7, 10311702), (14, 5155851), (21, 3437234), (42, 1718617), (67, 1077342), (113, 638778), (134, 538671), (201, 359114), (226, 319389), (227, 317982), (339, 212926), (402, 179557), (454, 158991), (469, 153906), (678, 106463), (681, 105994), (791, 91254), (938, 76953), (1362, 52997), (1407, 51302), (1582, 45627), (1589, 45426), (2373, 30418), (2814, 25651), (3178, 22713), (4746, 15209), (4767, 15142), (7571, 9534)]