13726645

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 18432000

約数和(自身を除く): 4705355

約数列:

[1, 5, 19, 31, 59, 79, 95, 155, 295, 395, 589, 1121, 1501, 1829, 2449, 2945, 4661, 5605, 7505, 9145, 12245, 23305, 34751, 46531, 88559, 144491, 173755, 232655, 442795, 722455, 2745329, 13726645]

約数ペア:

[(1, 13726645), (5, 2745329), (19, 722455), (31, 442795), (59, 232655), (79, 173755), (95, 144491), (155, 88559), (295, 46531), (395, 34751), (589, 23305), (1121, 12245), (1501, 9145), (1829, 7505), (2449, 5605), (2945, 4661)]