13778908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 30436560

約数和(自身を除く): 16657652

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 109, 143, 169, 187, 218, 221, 286, 338, 374, 436, 442, 572, 676, 748, 884, 1199, 1417, 1853, 1859, 2398, 2431, 2834, 2873, 3706, 3718, 4796, 4862, 5668, 5746, 7412, 7436, 9724, 11492, 15587, 18421, 20383, 24089, 31174, 31603, 36842, 40766, 48178, 62348, 63206, 73684, 81532, 96356, 126412, 202631, 264979, 313157, 405262, 529958, 626314, 810524, 1059916, 1252628, 3444727, 6889454, 13778908]

約数ペア:

[(1, 13778908), (2, 6889454), (4, 3444727), (11, 1252628), (13, 1059916), (17, 810524), (22, 626314), (26, 529958), (34, 405262), (44, 313157), (52, 264979), (68, 202631), (109, 126412), (143, 96356), (169, 81532), (187, 73684), (218, 63206), (221, 62348), (286, 48178), (338, 40766), (374, 36842), (436, 31603), (442, 31174), (572, 24089), (676, 20383), (748, 18421), (884, 15587), (1199, 11492), (1417, 9724), (1853, 7436), (1859, 7412), (2398, 5746), (2431, 5668), (2834, 4862), (2873, 4796), (3706, 3718)]