81647304

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{109741}}^1$

素因数の和:109781

約数の個数: 32

約数和(自身を含む): 210704640

約数和(自身を除く): 129057336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 109741, 219482, 329223, 438964, 658446, 877928, 1316892, 2633784, 3401971, 6803942, 10205913, 13607884, 20411826, 27215768, 40823652, 81647304]

約数ペア:

[(1, 81647304), (2, 40823652), (3, 27215768), (4, 20411826), (6, 13607884), (8, 10205913), (12, 6803942), (24, 3401971), (31, 2633784), (62, 1316892), (93, 877928), (124, 658446), (186, 438964), (248, 329223), (372, 219482), (744, 109741)]