1913236515

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{2063}}^1$

素因数の和:2668

約数の個数: 48

約数和(自身を含む): 3413674368

約数和(自身を除く): 1500437853

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 557, 1665, 1671, 2063, 2785, 5013, 6189, 8355, 10315, 18567, 20609, 25065, 30945, 61827, 76331, 92835, 103045, 185481, 228993, 309135, 381655, 686979, 927405, 1144965, 1149091, 3434895, 3447273, 5745455, 10341819, 17236365, 42516367, 51709095, 127549101, 212581835, 382647303, 637745505, 1913236515]

約数ペア:

[(1, 1913236515), (3, 637745505), (5, 382647303), (9, 212581835), (15, 127549101), (37, 51709095), (45, 42516367), (111, 17236365), (185, 10341819), (333, 5745455), (555, 3447273), (557, 3434895), (1665, 1149091), (1671, 1144965), (2063, 927405), (2785, 686979), (5013, 381655), (6189, 309135), (8355, 228993), (10315, 185481), (18567, 103045), (20609, 92835), (25065, 76331), (30945, 61827)]