438894976

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{263759}}^1$

素因数の和:263786

約数の個数: 32

約数和(自身を含む): 941623200

約数和(自身を除く): 502728224

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 263759, 527518, 1055036, 2110072, 3428867, 4220144, 6857734, 8440288, 13715468, 16880576, 27430936, 33761152, 54861872, 109723744, 219447488, 438894976]

約数ペア:

[(1, 438894976), (2, 219447488), (4, 109723744), (8, 54861872), (13, 33761152), (16, 27430936), (26, 16880576), (32, 13715468), (52, 8440288), (64, 6857734), (104, 4220144), (128, 3428867), (208, 2110072), (416, 1055036), (832, 527518), (1664, 263759)]