68429946

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 153369216

約数和(自身を除く): 84939270

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 131, 181, 222, 262, 362, 393, 481, 543, 786, 962, 1086, 1443, 1703, 2353, 2886, 3406, 4706, 4847, 5109, 6697, 7059, 9694, 10218, 13394, 14118, 14541, 20091, 23711, 29082, 40182, 47422, 63011, 71133, 87061, 126022, 142266, 174122, 189033, 261183, 308243, 378066, 522366, 616486, 877307, 924729, 1754614, 1849458, 2631921, 5263842, 11404991, 22809982, 34214973, 68429946]

約数ペア:

[(1, 68429946), (2, 34214973), (3, 22809982), (6, 11404991), (13, 5263842), (26, 2631921), (37, 1849458), (39, 1754614), (74, 924729), (78, 877307), (111, 616486), (131, 522366), (181, 378066), (222, 308243), (262, 261183), (362, 189033), (393, 174122), (481, 142266), (543, 126022), (786, 87061), (962, 71133), (1086, 63011), (1443, 47422), (1703, 40182), (2353, 29082), (2886, 23711), (3406, 20091), (4706, 14541), (4847, 14118), (5109, 13394), (6697, 10218), (7059, 9694)]