131419456

素因数分解:

$2^6\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1259}}^1$

素因数の和:1511

約数の個数: 56

約数和(自身を含む): 299557440

約数和(自身を除く): 168137984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 233, 448, 466, 932, 1259, 1631, 1864, 2518, 3262, 3728, 5036, 6524, 7456, 8813, 10072, 13048, 14912, 17626, 20144, 26096, 35252, 40288, 52192, 70504, 80576, 104384, 141008, 282016, 293347, 564032, 586694, 1173388, 2053429, 2346776, 4106858, 4693552, 8213716, 9387104, 16427432, 18774208, 32854864, 65709728, 131419456]

約数ペア:

[(1, 131419456), (2, 65709728), (4, 32854864), (7, 18774208), (8, 16427432), (14, 9387104), (16, 8213716), (28, 4693552), (32, 4106858), (56, 2346776), (64, 2053429), (112, 1173388), (224, 586694), (233, 564032), (448, 293347), (466, 282016), (932, 141008), (1259, 104384), (1631, 80576), (1864, 70504), (2518, 52192), (3262, 40288), (3728, 35252), (5036, 26096), (6524, 20144), (7456, 17626), (8813, 14912), (10072, 13048)]