77890839

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 117700800

約数和(自身を除く): 39809961

約数列:

[1, 3, 13, 29, 39, 61, 87, 183, 377, 793, 1129, 1131, 1769, 2379, 3387, 5307, 14677, 22997, 32741, 44031, 68869, 68991, 98223, 206607, 425633, 895297, 1276899, 1997201, 2685891, 5991603, 25963613, 77890839]

約数ペア:

[(1, 77890839), (3, 25963613), (13, 5991603), (29, 2685891), (39, 1997201), (61, 1276899), (87, 895297), (183, 425633), (377, 206607), (793, 98223), (1129, 68991), (1131, 68869), (1769, 44031), (2379, 32741), (3387, 22997), (5307, 14677)]