84171976

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:602

約数の個数: 64

約数和(自身を含む): 191232000

約数和(自身を除く): 107060024

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 239, 266, 331, 478, 532, 662, 956, 1064, 1324, 1673, 1912, 2317, 2648, 3346, 4541, 4634, 6289, 6692, 9082, 9268, 12578, 13384, 18164, 18536, 25156, 31787, 36328, 44023, 50312, 63574, 79109, 88046, 127148, 158218, 176092, 254296, 316436, 352184, 553763, 632872, 1107526, 1503071, 2215052, 3006142, 4430104, 6012284, 10521497, 12024568, 21042994, 42085988, 84171976]

約数ペア:

[(1, 84171976), (2, 42085988), (4, 21042994), (7, 12024568), (8, 10521497), (14, 6012284), (19, 4430104), (28, 3006142), (38, 2215052), (56, 1503071), (76, 1107526), (133, 632872), (152, 553763), (239, 352184), (266, 316436), (331, 254296), (478, 176092), (532, 158218), (662, 127148), (956, 88046), (1064, 79109), (1324, 63574), (1673, 50312), (1912, 44023), (2317, 36328), (2648, 31787), (3346, 25156), (4541, 18536), (4634, 18164), (6289, 13384), (6692, 12578), (9082, 9268)]