1968227883

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 3124224000

約数和(自身を除く): 1155996117

約数列:

[1, 3, 9, 27, 29, 47, 79, 87, 141, 237, 261, 423, 677, 711, 783, 1269, 1363, 2031, 2133, 2291, 3713, 4089, 6093, 6873, 11139, 12267, 18279, 19633, 20619, 31819, 33417, 36801, 53483, 58899, 61857, 95457, 100251, 107677, 160449, 176697, 286371, 323031, 481347, 530091, 859113, 922751, 969093, 1444041, 1551007, 2513701, 2768253, 2907279, 4653021, 7541103, 8304759, 13959063, 22623309, 24914277, 41877189, 67869927, 72897329, 218691987, 656075961, 1968227883]

約数ペア:

[(1, 1968227883), (3, 656075961), (9, 218691987), (27, 72897329), (29, 67869927), (47, 41877189), (79, 24914277), (87, 22623309), (141, 13959063), (237, 8304759), (261, 7541103), (423, 4653021), (677, 2907279), (711, 2768253), (783, 2513701), (1269, 1551007), (1363, 1444041), (2031, 969093), (2133, 922751), (2291, 859113), (3713, 530091), (4089, 481347), (6093, 323031), (6873, 286371), (11139, 176697), (12267, 160449), (18279, 107677), (19633, 100251), (20619, 95457), (31819, 61857), (33417, 58899), (36801, 53483)]