506618905

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 686416896

約数和(自身を除く): 179797991

約数列:

[1, 5, 13, 43, 65, 73, 169, 191, 215, 365, 559, 845, 949, 955, 2483, 2795, 3139, 4745, 7267, 8213, 12337, 12415, 13943, 15695, 32279, 36335, 40807, 41065, 61685, 69715, 106769, 161395, 181259, 204035, 530491, 533845, 599549, 906295, 1387997, 2356367, 2652455, 2997745, 6939985, 7794137, 11781835, 38970685, 101323781, 506618905]

約数ペア:

[(1, 506618905), (5, 101323781), (13, 38970685), (43, 11781835), (65, 7794137), (73, 6939985), (169, 2997745), (191, 2652455), (215, 2356367), (365, 1387997), (559, 906295), (845, 599549), (949, 533845), (955, 530491), (2483, 204035), (2795, 181259), (3139, 161395), (4745, 106769), (7267, 69715), (8213, 61685), (12337, 41065), (12415, 40807), (13943, 36335), (15695, 32279)]