81335814

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{599}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 192844800

約数和(自身を除く): 111508986

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 61, 106, 122, 159, 183, 318, 366, 371, 427, 599, 742, 854, 1113, 1198, 1281, 1797, 2226, 2562, 3233, 3594, 4193, 6466, 8386, 9699, 12579, 19398, 22631, 25158, 31747, 36539, 45262, 63494, 67893, 73078, 95241, 109617, 135786, 190482, 219234, 222229, 255773, 444458, 511546, 666687, 767319, 1333374, 1534638, 1936567, 3873134, 5809701, 11619402, 13555969, 27111938, 40667907, 81335814]

約数ペア:

[(1, 81335814), (2, 40667907), (3, 27111938), (6, 13555969), (7, 11619402), (14, 5809701), (21, 3873134), (42, 1936567), (53, 1534638), (61, 1333374), (106, 767319), (122, 666687), (159, 511546), (183, 444458), (318, 255773), (366, 222229), (371, 219234), (427, 190482), (599, 135786), (742, 109617), (854, 95241), (1113, 73078), (1198, 67893), (1281, 63494), (1797, 45262), (2226, 36539), (2562, 31747), (3233, 25158), (3594, 22631), (4193, 19398), (6466, 12579), (8386, 9699)]