30995865

素因数分解:

$3^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 56504448

約数和(自身を除く): 25508583

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 243, 263, 291, 405, 485, 789, 873, 1215, 1315, 1455, 2367, 2619, 3945, 4365, 7101, 7857, 11835, 13095, 21303, 23571, 25511, 35505, 39285, 63909, 76533, 106515, 117855, 127555, 229599, 319545, 382665, 688797, 1147995, 2066391, 3443985, 6199173, 10331955, 30995865]

約数ペア:

[(1, 30995865), (3, 10331955), (5, 6199173), (9, 3443985), (15, 2066391), (27, 1147995), (45, 688797), (81, 382665), (97, 319545), (135, 229599), (243, 127555), (263, 117855), (291, 106515), (405, 76533), (485, 63909), (789, 39285), (873, 35505), (1215, 25511), (1315, 23571), (1455, 21303), (2367, 13095), (2619, 11835), (3945, 7857), (4365, 7101)]