890964828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{22937}}^1$

素因数の和:23043

約数の個数: 72

約数和(自身を含む): 2454733008

約数和(自身を除く): 1563768180

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 83, 117, 156, 166, 234, 249, 332, 468, 498, 747, 996, 1079, 1494, 2158, 2988, 3237, 4316, 6474, 9711, 12948, 19422, 22937, 38844, 45874, 68811, 91748, 137622, 206433, 275244, 298181, 412866, 596362, 825732, 894543, 1192724, 1789086, 1903771, 2683629, 3578172, 3807542, 5367258, 5711313, 7615084, 10734516, 11422626, 17133939, 22845252, 24749023, 34267878, 49498046, 68535756, 74247069, 98996092, 148494138, 222741207, 296988276, 445482414, 890964828]

約数ペア:

[(1, 890964828), (2, 445482414), (3, 296988276), (4, 222741207), (6, 148494138), (9, 98996092), (12, 74247069), (13, 68535756), (18, 49498046), (26, 34267878), (36, 24749023), (39, 22845252), (52, 17133939), (78, 11422626), (83, 10734516), (117, 7615084), (156, 5711313), (166, 5367258), (234, 3807542), (249, 3578172), (332, 2683629), (468, 1903771), (498, 1789086), (747, 1192724), (996, 894543), (1079, 825732), (1494, 596362), (2158, 412866), (2988, 298181), (3237, 275244), (4316, 206433), (6474, 137622), (9711, 91748), (12948, 68811), (19422, 45874), (22937, 38844)]