138385728

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{18481}}^1$

素因数の和:18512

約数の個数: 84

約数和(自身を含む): 427192948

約数和(自身を除く): 288807220

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 144, 156, 192, 208, 234, 288, 312, 416, 468, 576, 624, 832, 936, 1248, 1872, 2496, 3744, 7488, 18481, 36962, 55443, 73924, 110886, 147848, 166329, 221772, 240253, 295696, 332658, 443544, 480506, 591392, 665316, 720759, 887088, 961012, 1182784, 1330632, 1441518, 1774176, 1922024, 2162277, 2661264, 2883036, 3548352, 3844048, 4324554, 5322528, 5766072, 7688096, 8649108, 10645056, 11532144, 15376192, 17298216, 23064288, 34596432, 46128576, 69192864, 138385728]

約数ペア:

[(1, 138385728), (2, 69192864), (3, 46128576), (4, 34596432), (6, 23064288), (8, 17298216), (9, 15376192), (12, 11532144), (13, 10645056), (16, 8649108), (18, 7688096), (24, 5766072), (26, 5322528), (32, 4324554), (36, 3844048), (39, 3548352), (48, 2883036), (52, 2661264), (64, 2162277), (72, 1922024), (78, 1774176), (96, 1441518), (104, 1330632), (117, 1182784), (144, 961012), (156, 887088), (192, 720759), (208, 665316), (234, 591392), (288, 480506), (312, 443544), (416, 332658), (468, 295696), (576, 240253), (624, 221772), (832, 166329), (936, 147848), (1248, 110886), (1872, 73924), (2496, 55443), (3744, 36962), (7488, 18481)]