13891472

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4001}}^1$

素因数の和:4047

約数の個数: 40

約数和(自身を含む): 31759872

約数和(自身を除く): 17868400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 4001, 8002, 16004, 28007, 32008, 56014, 64016, 112028, 124031, 224056, 248062, 448112, 496124, 868217, 992248, 1736434, 1984496, 3472868, 6945736, 13891472]

約数ペア:

[(1, 13891472), (2, 6945736), (4, 3472868), (7, 1984496), (8, 1736434), (14, 992248), (16, 868217), (28, 496124), (31, 448112), (56, 248062), (62, 224056), (112, 124031), (124, 112028), (217, 64016), (248, 56014), (434, 32008), (496, 28007), (868, 16004), (1736, 8002), (3472, 4001)]