68908833

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 122214400

約数和(自身を除く): 53305567

約数列:

[1, 3, 7, 9, 21, 27, 43, 61, 63, 129, 139, 183, 189, 301, 387, 417, 427, 549, 903, 973, 1161, 1251, 1281, 1647, 2623, 2709, 2919, 3753, 3843, 5977, 7869, 8127, 8479, 8757, 11529, 17931, 18361, 23607, 25437, 26271, 41839, 53793, 55083, 59353, 70821, 76311, 125517, 161379, 165249, 178059, 228933, 364597, 376551, 495747, 534177, 1093791, 1129653, 1602531, 2552179, 3281373, 7656537, 9844119, 22969611, 68908833]

約数ペア:

[(1, 68908833), (3, 22969611), (7, 9844119), (9, 7656537), (21, 3281373), (27, 2552179), (43, 1602531), (61, 1129653), (63, 1093791), (129, 534177), (139, 495747), (183, 376551), (189, 364597), (301, 228933), (387, 178059), (417, 165249), (427, 161379), (549, 125517), (903, 76311), (973, 70821), (1161, 59353), (1251, 55083), (1281, 53793), (1647, 41839), (2623, 26271), (2709, 25437), (2919, 23607), (3753, 18361), (3843, 17931), (5977, 11529), (7869, 8757), (8127, 8479)]