621419871

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{571}}^1$

素因数の和:967

約数の個数: 32

約数和(自身を含む): 890855680

約数和(自身を除く): 269435809

約数列:

[1, 3, 19, 57, 61, 183, 313, 571, 939, 1159, 1713, 3477, 5947, 10849, 17841, 19093, 32547, 34831, 57279, 104493, 178723, 362767, 536169, 661789, 1088301, 1985367, 3395737, 10187211, 10902103, 32706309, 207139957, 621419871]

約数ペア:

[(1, 621419871), (3, 207139957), (19, 32706309), (57, 10902103), (61, 10187211), (183, 3395737), (313, 1985367), (571, 1088301), (939, 661789), (1159, 536169), (1713, 362767), (3477, 178723), (5947, 104493), (10849, 57279), (17841, 34831), (19093, 32547)]