251937018

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{317}}^1\times {\mathrm{659}}^1$

素因数の和:1051

約数の個数: 48

約数和(自身を含む): 556601760

約数和(自身を除く): 304664742

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 317, 402, 603, 634, 659, 951, 1206, 1318, 1902, 1977, 2853, 3954, 5706, 5931, 11862, 21239, 42478, 44153, 63717, 88306, 127434, 132459, 191151, 208903, 264918, 382302, 397377, 417806, 626709, 794754, 1253418, 1880127, 3760254, 13996501, 27993002, 41989503, 83979006, 125968509, 251937018]

約数ペア:

[(1, 251937018), (2, 125968509), (3, 83979006), (6, 41989503), (9, 27993002), (18, 13996501), (67, 3760254), (134, 1880127), (201, 1253418), (317, 794754), (402, 626709), (603, 417806), (634, 397377), (659, 382302), (951, 264918), (1206, 208903), (1318, 191151), (1902, 132459), (1977, 127434), (2853, 88306), (3954, 63717), (5706, 44153), (5931, 42478), (11862, 21239)]