1721971872

素因数分解:

$2^5\times 3^5\times {\mathrm{221447}}^1$

素因数の和:221472

約数の個数: 72

約数和(自身を含む): 5078245536

約数和(自身を除く): 3356273664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 864, 972, 1296, 1944, 2592, 3888, 7776, 221447, 442894, 664341, 885788, 1328682, 1771576, 1993023, 2657364, 3543152, 3986046, 5314728, 5979069, 7086304, 7972092, 10629456, 11958138, 15944184, 17937207, 21258912, 23916276, 31888368, 35874414, 47832552, 53811621, 63776736, 71748828, 95665104, 107623242, 143497656, 191330208, 215246484, 286995312, 430492968, 573990624, 860985936, 1721971872]

約数ペア:

[(1, 1721971872), (2, 860985936), (3, 573990624), (4, 430492968), (6, 286995312), (8, 215246484), (9, 191330208), (12, 143497656), (16, 107623242), (18, 95665104), (24, 71748828), (27, 63776736), (32, 53811621), (36, 47832552), (48, 35874414), (54, 31888368), (72, 23916276), (81, 21258912), (96, 17937207), (108, 15944184), (144, 11958138), (162, 10629456), (216, 7972092), (243, 7086304), (288, 5979069), (324, 5314728), (432, 3986046), (486, 3543152), (648, 2657364), (864, 1993023), (972, 1771576), (1296, 1328682), (1944, 885788), (2592, 664341), (3888, 442894), (7776, 221447)]