81878742

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{449}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 199584000

約数和(自身を除く): 117705258

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 198, 297, 307, 449, 594, 614, 898, 921, 1347, 1842, 2694, 2763, 3377, 4041, 4939, 5526, 6754, 8082, 8289, 9878, 10131, 12123, 14817, 16578, 20262, 24246, 29634, 30393, 44451, 60786, 88902, 91179, 133353, 137843, 182358, 266706, 275686, 413529, 827058, 1240587, 1516273, 2481174, 3032546, 3721761, 4548819, 7443522, 9097638, 13646457, 27292914, 40939371, 81878742]

約数ペア:

[(1, 81878742), (2, 40939371), (3, 27292914), (6, 13646457), (9, 9097638), (11, 7443522), (18, 4548819), (22, 3721761), (27, 3032546), (33, 2481174), (54, 1516273), (66, 1240587), (99, 827058), (198, 413529), (297, 275686), (307, 266706), (449, 182358), (594, 137843), (614, 133353), (898, 91179), (921, 88902), (1347, 60786), (1842, 44451), (2694, 30393), (2763, 29634), (3377, 24246), (4041, 20262), (4939, 16578), (5526, 14817), (6754, 12123), (8082, 10131), (8289, 9878)]