201728653

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 250822656

約数和(自身を除く): 49094003

約数列:

[1, 7, 23, 47, 53, 161, 329, 371, 503, 1081, 1219, 2491, 3521, 7567, 8533, 11569, 17437, 23641, 26659, 57293, 80983, 165487, 186613, 401051, 543743, 613157, 1252973, 3806201, 4292099, 8770811, 28818379, 201728653]

約数ペア:

[(1, 201728653), (7, 28818379), (23, 8770811), (47, 4292099), (53, 3806201), (161, 1252973), (329, 613157), (371, 543743), (503, 401051), (1081, 186613), (1219, 165487), (2491, 80983), (3521, 57293), (7567, 26659), (8533, 23641), (11569, 17437)]