278780388

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{2083}}^1$

素因数の和:2696

約数の個数: 48

約数和(自身を含む): 686219520

約数和(自身を除く): 407439132

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 587, 1174, 1761, 2083, 2348, 3522, 4166, 6249, 7044, 8332, 11153, 12498, 22306, 24996, 33459, 39577, 44612, 66918, 79154, 118731, 133836, 158308, 237462, 474924, 1222721, 2445442, 3668163, 4890884, 7336326, 14672652, 23231699, 46463398, 69695097, 92926796, 139390194, 278780388]

約数ペア:

[(1, 278780388), (2, 139390194), (3, 92926796), (4, 69695097), (6, 46463398), (12, 23231699), (19, 14672652), (38, 7336326), (57, 4890884), (76, 3668163), (114, 2445442), (228, 1222721), (587, 474924), (1174, 237462), (1761, 158308), (2083, 133836), (2348, 118731), (3522, 79154), (4166, 66918), (6249, 44612), (7044, 39577), (8332, 33459), (11153, 24996), (12498, 22306)]