158542839

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 295487808

約数和(自身を除く): 136944969

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 137, 157, 189, 273, 351, 411, 471, 567, 819, 959, 1053, 1099, 1233, 1413, 1781, 2041, 2457, 2877, 3297, 3699, 4239, 5343, 6123, 7371, 8631, 9891, 11097, 12467, 12717, 14287, 16029, 18369, 21509, 25893, 29673, 37401, 42861, 48087, 55107, 64527, 77679, 89019, 112203, 128583, 144261, 150563, 165321, 193581, 279617, 336609, 385749, 451689, 580743, 838851, 1009827, 1157247, 1355067, 1742229, 1957319, 2516553, 4065201, 5871957, 7549659, 12195603, 17615871, 22648977, 52847613, 158542839]

約数ペア:

[(1, 158542839), (3, 52847613), (7, 22648977), (9, 17615871), (13, 12195603), (21, 7549659), (27, 5871957), (39, 4065201), (63, 2516553), (81, 1957319), (91, 1742229), (117, 1355067), (137, 1157247), (157, 1009827), (189, 838851), (273, 580743), (351, 451689), (411, 385749), (471, 336609), (567, 279617), (819, 193581), (959, 165321), (1053, 150563), (1099, 144261), (1233, 128583), (1413, 112203), (1781, 89019), (2041, 77679), (2457, 64527), (2877, 55107), (3297, 48087), (3699, 42861), (4239, 37401), (5343, 29673), (6123, 25893), (7371, 21509), (8631, 18369), (9891, 16029), (11097, 14287), (12467, 12717)]