291258638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{13147}}^1$

素因数の和:13232

約数の個数: 32

約数和(自身を含む): 511194240

約数和(自身を除く): 219935602

約数列:

[1, 2, 11, 19, 22, 38, 53, 106, 209, 418, 583, 1007, 1166, 2014, 11077, 13147, 22154, 26294, 144617, 249793, 289234, 499586, 696791, 1393582, 2747723, 5495446, 7664701, 13239029, 15329402, 26478058, 145629319, 291258638]

約数ペア:

[(1, 291258638), (2, 145629319), (11, 26478058), (19, 15329402), (22, 13239029), (38, 7664701), (53, 5495446), (106, 2747723), (209, 1393582), (418, 696791), (583, 499586), (1007, 289234), (1166, 249793), (2014, 144617), (11077, 26294), (13147, 22154)]