994822465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 1516902912

約数和(自身を除く): 522080447

約数列:

[1, 5, 7, 13, 35, 61, 65, 73, 91, 305, 365, 427, 455, 491, 511, 793, 949, 2135, 2455, 2555, 3437, 3965, 4453, 4745, 5551, 6383, 6643, 17185, 22265, 27755, 29951, 31171, 31915, 33215, 35843, 44681, 57889, 149755, 155855, 179215, 209657, 223405, 250901, 289445, 389363, 405223, 465959, 1048285, 1254505, 1946815, 2026115, 2186423, 2329795, 2725541, 3261713, 10932115, 13627705, 15304961, 16308565, 28423499, 76524805, 142117495, 198964493, 994822465]

約数ペア:

[(1, 994822465), (5, 198964493), (7, 142117495), (13, 76524805), (35, 28423499), (61, 16308565), (65, 15304961), (73, 13627705), (91, 10932115), (305, 3261713), (365, 2725541), (427, 2329795), (455, 2186423), (491, 2026115), (511, 1946815), (793, 1254505), (949, 1048285), (2135, 465959), (2455, 405223), (2555, 389363), (3437, 289445), (3965, 250901), (4453, 223405), (4745, 209657), (5551, 179215), (6383, 155855), (6643, 149755), (17185, 57889), (22265, 44681), (27755, 35843), (29951, 33215), (31171, 31915)]