13761405

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{79}}^2$

素因数の和:183

約数の個数: 54

約数和(自身を含む): 28103166

約数和(自身を除く): 14341761

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 79, 105, 147, 237, 245, 315, 395, 441, 553, 711, 735, 1185, 1659, 2205, 2765, 3555, 3871, 4977, 6241, 8295, 11613, 18723, 19355, 24885, 31205, 34839, 43687, 56169, 58065, 93615, 131061, 174195, 218435, 280845, 305809, 393183, 655305, 917427, 1529045, 1965915, 2752281, 4587135, 13761405]

約数ペア:

[(1, 13761405), (3, 4587135), (5, 2752281), (7, 1965915), (9, 1529045), (15, 917427), (21, 655305), (35, 393183), (45, 305809), (49, 280845), (63, 218435), (79, 174195), (105, 131061), (147, 93615), (237, 58065), (245, 56169), (315, 43687), (395, 34839), (441, 31205), (553, 24885), (711, 19355), (735, 18723), (1185, 11613), (1659, 8295), (2205, 6241), (2765, 4977), (3555, 3871)]