68892915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1231}}^1$

素因数の和:1300

約数の個数: 64

約数和(自身を含む): 139087872

約数和(自身を除く): 70194957

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 41, 65, 91, 105, 123, 195, 205, 273, 287, 455, 533, 615, 861, 1231, 1365, 1435, 1599, 2665, 3693, 3731, 4305, 6155, 7995, 8617, 11193, 16003, 18465, 18655, 25851, 43085, 48009, 50471, 55965, 80015, 112021, 129255, 151413, 240045, 252355, 336063, 353297, 560105, 656123, 757065, 1059891, 1680315, 1766485, 1968369, 3280615, 4592861, 5299455, 9841845, 13778583, 22964305, 68892915]

約数ペア:

[(1, 68892915), (3, 22964305), (5, 13778583), (7, 9841845), (13, 5299455), (15, 4592861), (21, 3280615), (35, 1968369), (39, 1766485), (41, 1680315), (65, 1059891), (91, 757065), (105, 656123), (123, 560105), (195, 353297), (205, 336063), (273, 252355), (287, 240045), (455, 151413), (533, 129255), (615, 112021), (861, 80015), (1231, 55965), (1365, 50471), (1435, 48009), (1599, 43085), (2665, 25851), (3693, 18655), (3731, 18465), (4305, 16003), (6155, 11193), (7995, 8617)]