19515672765

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1\times {\mathrm{4007}}^1$

素因数の和:4903

約数の個数: 64

約数和(自身を含む): 35552563200

約数和(自身を除く): 16036890435

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 839, 1161, 1935, 2517, 4007, 4195, 5805, 7551, 12021, 12585, 20035, 22653, 36063, 36077, 37755, 60105, 108189, 108231, 113265, 172301, 180315, 180385, 324693, 516903, 540945, 541155, 861505, 974079, 1550709, 1623465, 2584515, 3361873, 4652127, 4870395, 7753545, 10085619, 16809365, 23260635, 30256857, 50428095, 90770571, 144560539, 151284285, 433681617, 453852855, 722802695, 1301044851, 2168408085, 3903134553, 6505224255, 19515672765]

約数ペア:

[(1, 19515672765), (3, 6505224255), (5, 3903134553), (9, 2168408085), (15, 1301044851), (27, 722802695), (43, 453852855), (45, 433681617), (129, 151284285), (135, 144560539), (215, 90770571), (387, 50428095), (645, 30256857), (839, 23260635), (1161, 16809365), (1935, 10085619), (2517, 7753545), (4007, 4870395), (4195, 4652127), (5805, 3361873), (7551, 2584515), (12021, 1623465), (12585, 1550709), (20035, 974079), (22653, 861505), (36063, 541155), (36077, 540945), (37755, 516903), (60105, 324693), (108189, 180385), (108231, 180315), (113265, 172301)]