28073835

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 50544000

約数和(自身を除く): 22470165

約数列:

[1, 3, 5, 9, 15, 45, 53, 79, 149, 159, 237, 265, 395, 447, 477, 711, 745, 795, 1185, 1341, 2235, 2385, 3555, 4187, 6705, 7897, 11771, 12561, 20935, 23691, 35313, 37683, 39485, 58855, 62805, 71073, 105939, 118455, 176565, 188415, 355365, 529695, 623863, 1871589, 3119315, 5614767, 9357945, 28073835]

約数ペア:

[(1, 28073835), (3, 9357945), (5, 5614767), (9, 3119315), (15, 1871589), (45, 623863), (53, 529695), (79, 355365), (149, 188415), (159, 176565), (237, 118455), (265, 105939), (395, 71073), (447, 62805), (477, 58855), (711, 39485), (745, 37683), (795, 35313), (1185, 23691), (1341, 20935), (2235, 12561), (2385, 11771), (3555, 7897), (4187, 6705)]