201120945

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 338644800

約数和(自身を除く): 137523855

約数列:

[1, 3, 5, 15, 29, 87, 107, 145, 149, 321, 435, 447, 535, 745, 841, 1605, 2235, 2523, 3103, 4205, 4321, 9309, 12615, 12963, 15515, 15943, 21605, 46545, 47829, 64815, 79715, 89987, 125309, 239145, 269961, 375927, 449935, 462347, 626545, 1349805, 1387041, 1879635, 2311735, 6935205, 13408063, 40224189, 67040315, 201120945]

約数ペア:

[(1, 201120945), (3, 67040315), (5, 40224189), (15, 13408063), (29, 6935205), (87, 2311735), (107, 1879635), (145, 1387041), (149, 1349805), (321, 626545), (435, 462347), (447, 449935), (535, 375927), (745, 269961), (841, 239145), (1605, 125309), (2235, 89987), (2523, 79715), (3103, 64815), (4205, 47829), (4321, 46545), (9309, 21605), (12615, 15943), (12963, 15515)]