40991418

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{619}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 96139680

約数和(自身を除く): 55148262

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 283, 566, 619, 849, 1238, 1698, 1857, 2547, 3679, 3714, 5094, 5571, 7358, 8047, 11037, 11142, 16094, 22074, 24141, 33111, 48282, 66222, 72423, 144846, 175177, 350354, 525531, 1051062, 1576593, 2277301, 3153186, 4554602, 6831903, 13663806, 20495709, 40991418]

約数ペア:

[(1, 40991418), (2, 20495709), (3, 13663806), (6, 6831903), (9, 4554602), (13, 3153186), (18, 2277301), (26, 1576593), (39, 1051062), (78, 525531), (117, 350354), (234, 175177), (283, 144846), (566, 72423), (619, 66222), (849, 48282), (1238, 33111), (1698, 24141), (1857, 22074), (2547, 16094), (3679, 11142), (3714, 11037), (5094, 8047), (5571, 7358)]