161719194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1229}}^1$

素因数の和:1495

約数の個数: 64

約数和(自身を含む): 400055040

約数和(自身を除く): 238335846

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 241, 273, 482, 546, 723, 1229, 1446, 1687, 2458, 3133, 3374, 3687, 5061, 6266, 7374, 8603, 9399, 10122, 15977, 17206, 18798, 21931, 25809, 31954, 43862, 47931, 51618, 65793, 95862, 111839, 131586, 223678, 296189, 335517, 592378, 671034, 888567, 1777134, 2073323, 3850457, 4146646, 6219969, 7700914, 11551371, 12439938, 23102742, 26953199, 53906398, 80859597, 161719194]

約数ペア:

[(1, 161719194), (2, 80859597), (3, 53906398), (6, 26953199), (7, 23102742), (13, 12439938), (14, 11551371), (21, 7700914), (26, 6219969), (39, 4146646), (42, 3850457), (78, 2073323), (91, 1777134), (182, 888567), (241, 671034), (273, 592378), (482, 335517), (546, 296189), (723, 223678), (1229, 131586), (1446, 111839), (1687, 95862), (2458, 65793), (3133, 51618), (3374, 47931), (3687, 43862), (5061, 31954), (6266, 25809), (7374, 21931), (8603, 18798), (9399, 17206), (10122, 15977)]