1285758873

素因数分解:

$3^3\times 7^2\times {\mathrm{971851}}^1$

素因数の和:971874

約数の個数: 24

約数和(自身を含む): 2215822560

約数和(自身を除く): 930063687

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 971851, 2915553, 6802957, 8746659, 20408871, 26239977, 47620699, 61226613, 142862097, 183679839, 428586291, 1285758873]

約数ペア:

[(1, 1285758873), (3, 428586291), (7, 183679839), (9, 142862097), (21, 61226613), (27, 47620699), (49, 26239977), (63, 20408871), (147, 8746659), (189, 6802957), (441, 2915553), (1323, 971851)]