313660815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 556416000

約数和(自身を除く): 242755185

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 137, 177, 195, 199, 295, 411, 597, 685, 767, 885, 995, 1781, 2055, 2301, 2587, 2985, 3835, 5343, 7761, 8083, 8905, 11505, 11741, 12935, 24249, 26715, 27263, 35223, 38805, 40415, 58705, 81789, 105079, 121245, 136315, 152633, 176115, 315237, 354419, 408945, 457899, 525395, 763165, 1063257, 1576185, 1608517, 1772095, 2289495, 4825551, 5316285, 8042585, 20910721, 24127755, 62732163, 104553605, 313660815]

約数ペア:

[(1, 313660815), (3, 104553605), (5, 62732163), (13, 24127755), (15, 20910721), (39, 8042585), (59, 5316285), (65, 4825551), (137, 2289495), (177, 1772095), (195, 1608517), (199, 1576185), (295, 1063257), (411, 763165), (597, 525395), (685, 457899), (767, 408945), (885, 354419), (995, 315237), (1781, 176115), (2055, 152633), (2301, 136315), (2587, 121245), (2985, 105079), (3835, 81789), (5343, 58705), (7761, 40415), (8083, 38805), (8905, 35223), (11505, 27263), (11741, 26715), (12935, 24249)]