23389905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{263}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 48033216

約数和(自身を除く): 24643311

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 121, 147, 165, 231, 245, 263, 363, 385, 539, 605, 735, 789, 847, 1155, 1315, 1617, 1815, 1841, 2541, 2695, 2893, 3945, 4235, 5523, 5929, 8085, 8679, 9205, 12705, 12887, 14465, 17787, 20251, 27615, 29645, 31823, 38661, 43395, 60753, 64435, 88935, 95469, 101255, 141757, 159115, 193305, 222761, 303765, 425271, 477345, 668283, 708785, 1113805, 1559327, 2126355, 3341415, 4677981, 7796635, 23389905]

約数ペア:

[(1, 23389905), (3, 7796635), (5, 4677981), (7, 3341415), (11, 2126355), (15, 1559327), (21, 1113805), (33, 708785), (35, 668283), (49, 477345), (55, 425271), (77, 303765), (105, 222761), (121, 193305), (147, 159115), (165, 141757), (231, 101255), (245, 95469), (263, 88935), (363, 64435), (385, 60753), (539, 43395), (605, 38661), (735, 31823), (789, 29645), (847, 27615), (1155, 20251), (1315, 17787), (1617, 14465), (1815, 12887), (1841, 12705), (2541, 9205), (2695, 8679), (2893, 8085), (3945, 5929), (4235, 5523)]