71782389

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2549}}^1$

素因数の和:2714

約数の個数: 32

約数和(自身を含む): 122400000

約数和(自身を除く): 50617611

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 447, 1043, 1341, 2549, 3129, 4023, 7647, 9387, 17843, 22941, 28161, 53529, 68823, 160587, 379801, 481761, 1139403, 2658607, 3418209, 7975821, 10254627, 23927463, 71782389]

約数ペア:

[(1, 71782389), (3, 23927463), (7, 10254627), (9, 7975821), (21, 3418209), (27, 2658607), (63, 1139403), (149, 481761), (189, 379801), (447, 160587), (1043, 68823), (1341, 53529), (2549, 28161), (3129, 22941), (4023, 17843), (7647, 9387)]