31626231

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 55566336

約数和(自身を除く): 23940105

約数列:

[1, 3, 7, 13, 21, 31, 37, 39, 91, 93, 101, 111, 217, 259, 273, 303, 403, 481, 651, 707, 777, 1147, 1209, 1313, 1443, 2121, 2821, 3131, 3367, 3441, 3737, 3939, 8029, 8463, 9191, 9393, 10101, 11211, 14911, 21917, 24087, 26159, 27573, 40703, 44733, 48581, 65751, 78477, 104377, 115847, 122109, 145743, 284921, 313131, 340067, 347541, 810929, 854763, 1020201, 1506011, 2432787, 4518033, 10542077, 31626231]

約数ペア:

[(1, 31626231), (3, 10542077), (7, 4518033), (13, 2432787), (21, 1506011), (31, 1020201), (37, 854763), (39, 810929), (91, 347541), (93, 340067), (101, 313131), (111, 284921), (217, 145743), (259, 122109), (273, 115847), (303, 104377), (403, 78477), (481, 65751), (651, 48581), (707, 44733), (777, 40703), (1147, 27573), (1209, 26159), (1313, 24087), (1443, 21917), (2121, 14911), (2821, 11211), (3131, 10101), (3367, 9393), (3441, 9191), (3737, 8463), (3939, 8029)]