16979655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 34569216

約数和(自身を除く): 17589561

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 61, 77, 105, 165, 183, 231, 241, 305, 385, 427, 671, 723, 915, 1155, 1205, 1281, 1687, 2013, 2135, 2651, 3355, 3615, 4697, 5061, 6405, 7953, 8435, 10065, 13255, 14091, 14701, 18557, 23485, 25305, 39765, 44103, 55671, 70455, 73505, 92785, 102907, 161711, 220515, 278355, 308721, 485133, 514535, 808555, 1131977, 1543605, 2425665, 3395931, 5659885, 16979655]

約数ペア:

[(1, 16979655), (3, 5659885), (5, 3395931), (7, 2425665), (11, 1543605), (15, 1131977), (21, 808555), (33, 514535), (35, 485133), (55, 308721), (61, 278355), (77, 220515), (105, 161711), (165, 102907), (183, 92785), (231, 73505), (241, 70455), (305, 55671), (385, 44103), (427, 39765), (671, 25305), (723, 23485), (915, 18557), (1155, 14701), (1205, 14091), (1281, 13255), (1687, 10065), (2013, 8435), (2135, 7953), (2651, 6405), (3355, 5061), (3615, 4697)]