978528304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{114743}}^1$

素因数の和:114805

約数の個数: 40

約数和(自身を含む): 2091553632

約数和(自身を除く): 1113025328

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8528, 114743, 229486, 458972, 917944, 1491659, 1835888, 2983318, 4704463, 5966636, 9408926, 11933272, 18817852, 23866544, 37635704, 61158019, 75271408, 122316038, 244632076, 489264152, 978528304]

約数ペア:

[(1, 978528304), (2, 489264152), (4, 244632076), (8, 122316038), (13, 75271408), (16, 61158019), (26, 37635704), (41, 23866544), (52, 18817852), (82, 11933272), (104, 9408926), (164, 5966636), (208, 4704463), (328, 2983318), (533, 1835888), (656, 1491659), (1066, 917944), (2132, 458972), (4264, 229486), (8528, 114743)]