201771804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{2689}}^1$

素因数の和:2759

約数の個数: 72

約数和(自身を含む): 523775280

約数和(自身を除く): 322003476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 169, 222, 338, 444, 481, 507, 676, 962, 1014, 1443, 1924, 2028, 2689, 2886, 5378, 5772, 6253, 8067, 10756, 12506, 16134, 18759, 25012, 32268, 34957, 37518, 69914, 75036, 99493, 104871, 139828, 198986, 209742, 298479, 397972, 419484, 454441, 596958, 908882, 1193916, 1293409, 1363323, 1817764, 2586818, 2726646, 3880227, 5173636, 5453292, 7760454, 15520908, 16814317, 33628634, 50442951, 67257268, 100885902, 201771804]

約数ペア:

[(1, 201771804), (2, 100885902), (3, 67257268), (4, 50442951), (6, 33628634), (12, 16814317), (13, 15520908), (26, 7760454), (37, 5453292), (39, 5173636), (52, 3880227), (74, 2726646), (78, 2586818), (111, 1817764), (148, 1363323), (156, 1293409), (169, 1193916), (222, 908882), (338, 596958), (444, 454441), (481, 419484), (507, 397972), (676, 298479), (962, 209742), (1014, 198986), (1443, 139828), (1924, 104871), (2028, 99493), (2689, 75036), (2886, 69914), (5378, 37518), (5772, 34957), (6253, 32268), (8067, 25012), (10756, 18759), (12506, 16134)]