281248058

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:763

約数の個数: 64

約数和(自身を含む): 543621120

約数和(自身を除く): 262373062

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 79, 91, 158, 182, 217, 403, 434, 553, 631, 806, 1027, 1106, 1262, 2054, 2449, 2821, 4417, 4898, 5642, 7189, 8203, 8834, 14378, 16406, 17143, 19561, 31837, 34286, 39122, 49849, 57421, 63674, 99698, 114842, 136927, 222859, 254293, 273854, 348943, 445718, 508586, 648037, 697886, 1296074, 1545319, 1780051, 3090638, 3560102, 4536259, 9072518, 10817233, 20089147, 21634466, 40178294, 140624029, 281248058]

約数ペア:

[(1, 281248058), (2, 140624029), (7, 40178294), (13, 21634466), (14, 20089147), (26, 10817233), (31, 9072518), (62, 4536259), (79, 3560102), (91, 3090638), (158, 1780051), (182, 1545319), (217, 1296074), (403, 697886), (434, 648037), (553, 508586), (631, 445718), (806, 348943), (1027, 273854), (1106, 254293), (1262, 222859), (2054, 136927), (2449, 114842), (2821, 99698), (4417, 63674), (4898, 57421), (5642, 49849), (7189, 39122), (8203, 34286), (8834, 31837), (14378, 19561), (16406, 17143)]