278310492018

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10321}}^1\times {\mathrm{115237}}^1$

素因数の和:125579

約数の個数: 48

約数和(自身を含む): 649459703256

約数和(自身を除く): 371149211238

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 10321, 20642, 30963, 61926, 92889, 115237, 134173, 185778, 230474, 268346, 345711, 402519, 691422, 805038, 1037133, 1207557, 1498081, 2074266, 2415114, 2996162, 4494243, 8988486, 13482729, 26965458, 1189361077, 2378722154, 3568083231, 7136166462, 10704249693, 15461694001, 21408499386, 30923388002, 46385082003, 92770164006, 139155246009, 278310492018]

約数ペア:

[(1, 278310492018), (2, 139155246009), (3, 92770164006), (6, 46385082003), (9, 30923388002), (13, 21408499386), (18, 15461694001), (26, 10704249693), (39, 7136166462), (78, 3568083231), (117, 2378722154), (234, 1189361077), (10321, 26965458), (20642, 13482729), (30963, 8988486), (61926, 4494243), (92889, 2996162), (115237, 2415114), (134173, 2074266), (185778, 1498081), (230474, 1207557), (268346, 1037133), (345711, 805038), (402519, 691422)]