71973572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 142296000

約数和(自身を除く): 70322428

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 109, 172, 218, 349, 436, 473, 698, 946, 1199, 1396, 1892, 2398, 3839, 4687, 4796, 7678, 9374, 15007, 15356, 18748, 30014, 38041, 51557, 60028, 76082, 103114, 152164, 165077, 206228, 330154, 418451, 660308, 836902, 1635763, 1673804, 3271526, 6543052, 17993393, 35986786, 71973572]

約数ペア:

[(1, 71973572), (2, 35986786), (4, 17993393), (11, 6543052), (22, 3271526), (43, 1673804), (44, 1635763), (86, 836902), (109, 660308), (172, 418451), (218, 330154), (349, 206228), (436, 165077), (473, 152164), (698, 103114), (946, 76082), (1199, 60028), (1396, 51557), (1892, 38041), (2398, 30014), (3839, 18748), (4687, 15356), (4796, 15007), (7678, 9374)]