420070898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{1367}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 694987776

約数和(自身を除く): 274916878

約数列:

[1, 2, 13, 26, 53, 106, 223, 446, 689, 1367, 1378, 2734, 2899, 5798, 11819, 17771, 23638, 35542, 72451, 144902, 153647, 304841, 307294, 609682, 941863, 1883726, 3962933, 7925866, 16156573, 32313146, 210035449, 420070898]

約数ペア:

[(1, 420070898), (2, 210035449), (13, 32313146), (26, 16156573), (53, 7925866), (106, 3962933), (223, 1883726), (446, 941863), (689, 609682), (1367, 307294), (1378, 304841), (2734, 153647), (2899, 144902), (5798, 72451), (11819, 35542), (17771, 23638)]