68772195

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 124488000

約数和(自身を除く): 55715805

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 151, 261, 349, 435, 453, 755, 1047, 1305, 1359, 1745, 2265, 3141, 4379, 5235, 6795, 10121, 13137, 15705, 21895, 30363, 39411, 50605, 52699, 65685, 91089, 151815, 158097, 197055, 263495, 455445, 474291, 790485, 1528271, 2371455, 4584813, 7641355, 13754439, 22924065, 68772195]

約数ペア:

[(1, 68772195), (3, 22924065), (5, 13754439), (9, 7641355), (15, 4584813), (29, 2371455), (45, 1528271), (87, 790485), (145, 474291), (151, 455445), (261, 263495), (349, 197055), (435, 158097), (453, 151815), (755, 91089), (1047, 65685), (1305, 52699), (1359, 50605), (1745, 39411), (2265, 30363), (3141, 21895), (4379, 15705), (5235, 13137), (6795, 10121)]