38688191997

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{241}}^1\times {\mathrm{45233}}^1$

素因数の和:45510

約数の個数: 48

約数和(自身を含む): 64103453568

約数和(自身を除く): 25415261571

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 241, 273, 507, 723, 1183, 1687, 3133, 3549, 5061, 9399, 21931, 40729, 45233, 65793, 122187, 135699, 285103, 316631, 588029, 855309, 949893, 1764087, 4116203, 7644377, 10901153, 12348609, 22933131, 32703459, 53510639, 76308071, 141714989, 160531917, 228924213, 425144967, 992004923, 1842294857, 2976014769, 5526884571, 12896063999, 38688191997]

約数ペア:

[(1, 38688191997), (3, 12896063999), (7, 5526884571), (13, 2976014769), (21, 1842294857), (39, 992004923), (91, 425144967), (169, 228924213), (241, 160531917), (273, 141714989), (507, 76308071), (723, 53510639), (1183, 32703459), (1687, 22933131), (3133, 12348609), (3549, 10901153), (5061, 7644377), (9399, 4116203), (21931, 1764087), (40729, 949893), (45233, 855309), (65793, 588029), (122187, 316631), (135699, 285103)]