131148416

素因数分解:

$2^7\times 7^1\times {\mathrm{197}}^1\times {\mathrm{743}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 300516480

約数和(自身を除く): 169368064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 197, 224, 394, 448, 743, 788, 896, 1379, 1486, 1576, 2758, 2972, 3152, 5201, 5516, 5944, 6304, 10402, 11032, 11888, 12608, 20804, 22064, 23776, 25216, 41608, 44128, 47552, 83216, 88256, 95104, 146371, 166432, 176512, 292742, 332864, 585484, 665728, 1024597, 1170968, 2049194, 2341936, 4098388, 4683872, 8196776, 9367744, 16393552, 18735488, 32787104, 65574208, 131148416]

約数ペア:

[(1, 131148416), (2, 65574208), (4, 32787104), (7, 18735488), (8, 16393552), (14, 9367744), (16, 8196776), (28, 4683872), (32, 4098388), (56, 2341936), (64, 2049194), (112, 1170968), (128, 1024597), (197, 665728), (224, 585484), (394, 332864), (448, 292742), (743, 176512), (788, 166432), (896, 146371), (1379, 95104), (1486, 88256), (1576, 83216), (2758, 47552), (2972, 44128), (3152, 41608), (5201, 25216), (5516, 23776), (5944, 22064), (6304, 20804), (10402, 12608), (11032, 11888)]