648340368

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1039007}}^1$

素因数の和:1039031

約数の個数: 40

約数和(自身を含む): 1803717888

約数和(自身を除く): 1155377520

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 1039007, 2078014, 3117021, 4156028, 6234042, 8312056, 12468084, 13507091, 16624112, 24936168, 27014182, 40521273, 49872336, 54028364, 81042546, 108056728, 162085092, 216113456, 324170184, 648340368]

約数ペア:

[(1, 648340368), (2, 324170184), (3, 216113456), (4, 162085092), (6, 108056728), (8, 81042546), (12, 54028364), (13, 49872336), (16, 40521273), (24, 27014182), (26, 24936168), (39, 16624112), (48, 13507091), (52, 12468084), (78, 8312056), (104, 6234042), (156, 4156028), (208, 3117021), (312, 2078014), (624, 1039007)]