86807721

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 157280256

約数和(自身を除く): 70472535

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 137, 143, 211, 231, 273, 411, 429, 633, 959, 1001, 1477, 1507, 1781, 2321, 2743, 2877, 3003, 4431, 4521, 5343, 6963, 8229, 10549, 12467, 16247, 19201, 19591, 28907, 30173, 31647, 37401, 48741, 57603, 58773, 86721, 90519, 137137, 202349, 211211, 317977, 375791, 411411, 607047, 633633, 953931, 1127373, 2225839, 2630537, 4133701, 6677517, 7891611, 12401103, 28935907, 86807721]

約数ペア:

[(1, 86807721), (3, 28935907), (7, 12401103), (11, 7891611), (13, 6677517), (21, 4133701), (33, 2630537), (39, 2225839), (77, 1127373), (91, 953931), (137, 633633), (143, 607047), (211, 411411), (231, 375791), (273, 317977), (411, 211211), (429, 202349), (633, 137137), (959, 90519), (1001, 86721), (1477, 58773), (1507, 57603), (1781, 48741), (2321, 37401), (2743, 31647), (2877, 30173), (3003, 28907), (4431, 19591), (4521, 19201), (5343, 16247), (6963, 12467), (8229, 10549)]