291286206

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{24631}}^1$

素因数の和:24718

約数の個数: 40

約数和(自身を含む): 661664784

約数和(自身を除く): 370378578

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 438, 657, 1314, 1971, 3942, 5913, 11826, 24631, 49262, 73893, 147786, 221679, 443358, 665037, 1330074, 1798063, 1995111, 3596126, 3990222, 5394189, 10788378, 16182567, 32365134, 48547701, 97095402, 145643103, 291286206]

約数ペア:

[(1, 291286206), (2, 145643103), (3, 97095402), (6, 48547701), (9, 32365134), (18, 16182567), (27, 10788378), (54, 5394189), (73, 3990222), (81, 3596126), (146, 1995111), (162, 1798063), (219, 1330074), (438, 665037), (657, 443358), (1314, 221679), (1971, 147786), (3942, 73893), (5913, 49262), (11826, 24631)]