636690834

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1793

約数の個数: 128

約数和(自身を含む): 1666344960

約数和(自身を除く): 1029654126

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 31, 34, 39, 51, 54, 62, 78, 93, 102, 117, 153, 186, 221, 234, 279, 306, 351, 403, 442, 459, 527, 558, 663, 702, 806, 837, 918, 1054, 1209, 1326, 1581, 1674, 1721, 1989, 2418, 3162, 3442, 3627, 3978, 4743, 5163, 5967, 6851, 7254, 9486, 10326, 10881, 11934, 13702, 14229, 15489, 20553, 21762, 22373, 28458, 29257, 30978, 41106, 44746, 46467, 53351, 58514, 61659, 67119, 87771, 92934, 106702, 123318, 134238, 160053, 175542, 184977, 201357, 263313, 320106, 369954, 380341, 402714, 480159, 526626, 604071, 693563, 760682, 789939, 906967, 960318, 1141023, 1208142, 1387126, 1440477, 1579878, 1813934, 2080689, 2282046, 2720901, 2880954, 3423069, 4161378, 5441802, 6242067, 6846138, 8162703, 10269207, 11790571, 12484134, 16325406, 18726201, 20538414, 23581142, 24488109, 35371713, 37452402, 48976218, 70743426, 106115139, 212230278, 318345417, 636690834]

約数ペア:

[(1, 636690834), (2, 318345417), (3, 212230278), (6, 106115139), (9, 70743426), (13, 48976218), (17, 37452402), (18, 35371713), (26, 24488109), (27, 23581142), (31, 20538414), (34, 18726201), (39, 16325406), (51, 12484134), (54, 11790571), (62, 10269207), (78, 8162703), (93, 6846138), (102, 6242067), (117, 5441802), (153, 4161378), (186, 3423069), (221, 2880954), (234, 2720901), (279, 2282046), (306, 2080689), (351, 1813934), (403, 1579878), (442, 1440477), (459, 1387126), (527, 1208142), (558, 1141023), (663, 960318), (702, 906967), (806, 789939), (837, 760682), (918, 693563), (1054, 604071), (1209, 526626), (1326, 480159), (1581, 402714), (1674, 380341), (1721, 369954), (1989, 320106), (2418, 263313), (3162, 201357), (3442, 184977), (3627, 175542), (3978, 160053), (4743, 134238), (5163, 123318), (5967, 106702), (6851, 92934), (7254, 87771), (9486, 67119), (10326, 61659), (10881, 58514), (11934, 53351), (13702, 46467), (14229, 44746), (15489, 41106), (20553, 30978), (21762, 29257), (22373, 28458)]