201129089

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 246935040

約数和(自身を除く): 45805951

約数列:

[1, 7, 23, 73, 109, 157, 161, 511, 763, 1099, 1679, 2507, 3611, 7957, 11461, 11753, 17113, 17549, 25277, 55699, 80227, 119791, 183011, 263603, 393599, 1249249, 1281077, 1845221, 2755193, 8744743, 28732727, 201129089]

約数ペア:

[(1, 201129089), (7, 28732727), (23, 8744743), (73, 2755193), (109, 1845221), (157, 1281077), (161, 1249249), (511, 393599), (763, 263603), (1099, 183011), (1679, 119791), (2507, 80227), (3611, 55699), (7957, 25277), (11461, 17549), (11753, 17113)]