26218715

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 34283520

約数和(自身を除く): 8064805

約数列:

[1, 5, 31, 47, 59, 61, 155, 235, 295, 305, 1457, 1829, 1891, 2773, 2867, 3599, 7285, 9145, 9455, 13865, 14335, 17995, 85963, 88877, 111569, 169153, 429815, 444385, 557845, 845765, 5243743, 26218715]

約数ペア:

[(1, 26218715), (5, 5243743), (31, 845765), (47, 557845), (59, 444385), (61, 429815), (155, 169153), (235, 111569), (295, 88877), (305, 85963), (1457, 17995), (1829, 14335), (1891, 13865), (2773, 9455), (2867, 9145), (3599, 7285)]