291259898

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 456648192

約数和(自身を除く): 165388294

約数列:

[1, 2, 43, 86, 103, 131, 206, 251, 262, 502, 4429, 5633, 8858, 10793, 11266, 13493, 21586, 25853, 26986, 32881, 51706, 65762, 580199, 1111679, 1160398, 1413883, 2223358, 2827766, 3386743, 6773486, 145629949, 291259898]

約数ペア:

[(1, 291259898), (2, 145629949), (43, 6773486), (86, 3386743), (103, 2827766), (131, 2223358), (206, 1413883), (251, 1160398), (262, 1111679), (502, 580199), (4429, 65762), (5633, 51706), (8858, 32881), (10793, 26986), (11266, 25853), (13493, 21586)]