201739505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 270839808

約数和(自身を除く): 69100303

約数列:

[1, 5, 11, 55, 61, 157, 305, 383, 671, 785, 1727, 1915, 3355, 4213, 8635, 9577, 21065, 23363, 47885, 60131, 105347, 116815, 256993, 300655, 526735, 661441, 1284965, 3307205, 3667991, 18339955, 40347901, 201739505]

約数ペア:

[(1, 201739505), (5, 40347901), (11, 18339955), (55, 3667991), (61, 3307205), (157, 1284965), (305, 661441), (383, 526735), (671, 300655), (785, 256993), (1727, 116815), (1915, 105347), (3355, 60131), (4213, 47885), (8635, 23363), (9577, 21065)]