8889405987

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{33203}}^1$

素因数の和:33304

約数の個数: 64

約数和(自身を含む): 15810416640

約数和(自身を除く): 6921010653

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 61, 77, 133, 183, 209, 231, 399, 427, 627, 671, 1159, 1281, 1463, 2013, 3477, 4389, 4697, 8113, 12749, 14091, 24339, 33203, 38247, 89243, 99609, 232421, 267729, 365233, 630857, 697263, 1095699, 1892571, 2025383, 2556631, 4415999, 6076149, 6939427, 7669893, 13247997, 14177681, 20818281, 22279213, 38482277, 42533043, 48575989, 66837639, 115446831, 145727967, 155954491, 269375939, 423305047, 467863473, 808127817, 1269915141, 2963135329, 8889405987]

約数ペア:

[(1, 8889405987), (3, 2963135329), (7, 1269915141), (11, 808127817), (19, 467863473), (21, 423305047), (33, 269375939), (57, 155954491), (61, 145727967), (77, 115446831), (133, 66837639), (183, 48575989), (209, 42533043), (231, 38482277), (399, 22279213), (427, 20818281), (627, 14177681), (671, 13247997), (1159, 7669893), (1281, 6939427), (1463, 6076149), (2013, 4415999), (3477, 2556631), (4389, 2025383), (4697, 1892571), (8113, 1095699), (12749, 697263), (14091, 630857), (24339, 365233), (33203, 267729), (38247, 232421), (89243, 99609)]