996857253

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{74287}}^1$

素因数の和:74374

約数の個数: 32

約数和(自身を含む): 1711595520

約数和(自身を除く): 714738267

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 13419, 74287, 222861, 520009, 668583, 1560027, 2005749, 4680081, 5274377, 14040243, 15823131, 36920639, 47469393, 110761917, 142408179, 332285751, 996857253]

約数ペア:

[(1, 996857253), (3, 332285751), (7, 142408179), (9, 110761917), (21, 47469393), (27, 36920639), (63, 15823131), (71, 14040243), (189, 5274377), (213, 4680081), (497, 2005749), (639, 1560027), (1491, 668583), (1917, 520009), (4473, 222861), (13419, 74287)]