646238958

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5209}}^1$

素因数の和:5297

約数の個数: 64

約数和(自身を含む): 1440460800

約数和(自身を除く): 794221842

約数列:

[1, 2, 3, 6, 23, 29, 31, 46, 58, 62, 69, 87, 93, 138, 174, 186, 667, 713, 899, 1334, 1426, 1798, 2001, 2139, 2697, 4002, 4278, 5209, 5394, 10418, 15627, 20677, 31254, 41354, 62031, 119807, 124062, 151061, 161479, 239614, 302122, 322958, 359421, 453183, 484437, 718842, 906366, 968874, 3474403, 3714017, 4682891, 6948806, 7428034, 9365782, 10423209, 11142051, 14048673, 20846418, 22284102, 28097346, 107706493, 215412986, 323119479, 646238958]

約数ペア:

[(1, 646238958), (2, 323119479), (3, 215412986), (6, 107706493), (23, 28097346), (29, 22284102), (31, 20846418), (46, 14048673), (58, 11142051), (62, 10423209), (69, 9365782), (87, 7428034), (93, 6948806), (138, 4682891), (174, 3714017), (186, 3474403), (667, 968874), (713, 906366), (899, 718842), (1334, 484437), (1426, 453183), (1798, 359421), (2001, 322958), (2139, 302122), (2697, 239614), (4002, 161479), (4278, 151061), (5209, 124062), (5394, 119807), (10418, 62031), (15627, 41354), (20677, 31254)]