381274985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{883}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 574614144

約数和(自身を除く): 193339159

約数列:

[1, 5, 7, 13, 35, 65, 73, 91, 169, 365, 455, 511, 845, 883, 949, 1183, 2555, 4415, 4745, 5915, 6181, 6643, 11479, 12337, 30905, 33215, 57395, 61685, 64459, 80353, 86359, 149227, 322295, 401765, 431795, 451213, 746135, 837967, 1044589, 2256065, 4189835, 5222945, 5865769, 10893571, 29328845, 54467855, 76254997, 381274985]

約数ペア:

[(1, 381274985), (5, 76254997), (7, 54467855), (13, 29328845), (35, 10893571), (65, 5865769), (73, 5222945), (91, 4189835), (169, 2256065), (365, 1044589), (455, 837967), (511, 746135), (845, 451213), (883, 431795), (949, 401765), (1183, 322295), (2555, 149227), (4415, 86359), (4745, 80353), (5915, 64459), (6181, 61685), (6643, 57395), (11479, 33215), (12337, 30905)]