317205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 673920

約数和(自身を除く): 356715

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 53, 57, 63, 95, 105, 133, 159, 171, 265, 285, 315, 371, 399, 477, 665, 795, 855, 1007, 1113, 1197, 1855, 1995, 2385, 3021, 3339, 5035, 5565, 5985, 7049, 9063, 15105, 16695, 21147, 35245, 45315, 63441, 105735, 317205]

約数ペア:

[(1, 317205), (3, 105735), (5, 63441), (7, 45315), (9, 35245), (15, 21147), (19, 16695), (21, 15105), (35, 9063), (45, 7049), (53, 5985), (57, 5565), (63, 5035), (95, 3339), (105, 3021), (133, 2385), (159, 1995), (171, 1855), (265, 1197), (285, 1113), (315, 1007), (371, 855), (399, 795), (477, 665)]