172839105

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6521}}^1$

素因数の和:6582

約数の個数: 48

約数和(自身を含む): 325578240

約数和(自身を除く): 152739135

約数列:

[1, 3, 5, 9, 15, 19, 31, 45, 57, 93, 95, 155, 171, 279, 285, 465, 589, 855, 1395, 1767, 2945, 5301, 6521, 8835, 19563, 26505, 32605, 58689, 97815, 123899, 202151, 293445, 371697, 606453, 619495, 1010755, 1115091, 1819359, 1858485, 3032265, 3840869, 5575455, 9096795, 11522607, 19204345, 34567821, 57613035, 172839105]

約数ペア:

[(1, 172839105), (3, 57613035), (5, 34567821), (9, 19204345), (15, 11522607), (19, 9096795), (31, 5575455), (45, 3840869), (57, 3032265), (93, 1858485), (95, 1819359), (155, 1115091), (171, 1010755), (279, 619495), (285, 606453), (465, 371697), (589, 293445), (855, 202151), (1395, 123899), (1767, 97815), (2945, 58689), (5301, 32605), (6521, 26505), (8835, 19563)]