378040208

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{259643}}^1$

素因数の和:259671

約数の個数: 40

約数和(自身を含む): 901483968

約数和(自身を除く): 523443760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 259643, 519286, 1038572, 1817501, 2077144, 3375359, 3635002, 4154288, 6750718, 7270004, 13501436, 14540008, 23627513, 27002872, 29080016, 47255026, 54005744, 94510052, 189020104, 378040208]

約数ペア:

[(1, 378040208), (2, 189020104), (4, 94510052), (7, 54005744), (8, 47255026), (13, 29080016), (14, 27002872), (16, 23627513), (26, 14540008), (28, 13501436), (52, 7270004), (56, 6750718), (91, 4154288), (104, 3635002), (112, 3375359), (182, 2077144), (208, 1817501), (364, 1038572), (728, 519286), (1456, 259643)]