87972255

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{881}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 175017024

約数和(自身を除く): 87044769

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 317, 881, 951, 1585, 2219, 2643, 2853, 4405, 4755, 6167, 6657, 7929, 11095, 13215, 14265, 18501, 19971, 30835, 33285, 39645, 55503, 92505, 99855, 277515, 279277, 837831, 1396385, 1954939, 2513493, 4189155, 5864817, 9774695, 12567465, 17594451, 29324085, 87972255]

約数ペア:

[(1, 87972255), (3, 29324085), (5, 17594451), (7, 12567465), (9, 9774695), (15, 5864817), (21, 4189155), (35, 2513493), (45, 1954939), (63, 1396385), (105, 837831), (315, 279277), (317, 277515), (881, 99855), (951, 92505), (1585, 55503), (2219, 39645), (2643, 33285), (2853, 30835), (4405, 19971), (4755, 18501), (6167, 14265), (6657, 13215), (7929, 11095)]