407717505

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1997}}^1$

素因数の和:2370

約数の個数: 48

約数和(自身を含む): 763635600

約数和(自身を除く): 355918095

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 349, 585, 1047, 1745, 1997, 3141, 4537, 5235, 5991, 9985, 13611, 15705, 17973, 22685, 25961, 29955, 40833, 68055, 77883, 89865, 129805, 204165, 233649, 389415, 696953, 1168245, 2090859, 3484765, 6272577, 9060389, 10454295, 27181167, 31362885, 45301945, 81543501, 135905835, 407717505]

約数ペア:

[(1, 407717505), (3, 135905835), (5, 81543501), (9, 45301945), (13, 31362885), (15, 27181167), (39, 10454295), (45, 9060389), (65, 6272577), (117, 3484765), (195, 2090859), (349, 1168245), (585, 696953), (1047, 389415), (1745, 233649), (1997, 204165), (3141, 129805), (4537, 89865), (5235, 77883), (5991, 68055), (9985, 40833), (13611, 29955), (15705, 25961), (17973, 22685)]