12871478484

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{308491}}^1$

素因数の和:308581

約数の個数: 72

約数和(自身を含む): 34810237280

約数和(自身を除く): 21938758796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 61, 76, 114, 122, 171, 183, 228, 244, 342, 366, 549, 684, 732, 1098, 1159, 2196, 2318, 3477, 4636, 6954, 10431, 13908, 20862, 41724, 308491, 616982, 925473, 1233964, 1850946, 2776419, 3701892, 5552838, 5861329, 11105676, 11722658, 17583987, 18817951, 23445316, 35167974, 37635902, 52751961, 56453853, 70335948, 75271804, 105503922, 112907706, 169361559, 211007844, 225815412, 338723118, 357541069, 677446236, 715082138, 1072623207, 1430164276, 2145246414, 3217869621, 4290492828, 6435739242, 12871478484]

約数ペア:

[(1, 12871478484), (2, 6435739242), (3, 4290492828), (4, 3217869621), (6, 2145246414), (9, 1430164276), (12, 1072623207), (18, 715082138), (19, 677446236), (36, 357541069), (38, 338723118), (57, 225815412), (61, 211007844), (76, 169361559), (114, 112907706), (122, 105503922), (171, 75271804), (183, 70335948), (228, 56453853), (244, 52751961), (342, 37635902), (366, 35167974), (549, 23445316), (684, 18817951), (732, 17583987), (1098, 11722658), (1159, 11105676), (2196, 5861329), (2318, 5552838), (3477, 3701892), (4636, 2776419), (6954, 1850946), (10431, 1233964), (13908, 925473), (20862, 616982), (41724, 308491)]