397334798

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{9007}}^1$

素因数の和:9176

約数の個数: 32

約数和(自身を含む): 716027904

約数和(自身を除く): 318693106

約数列:

[1, 2, 7, 14, 23, 46, 137, 161, 274, 322, 959, 1918, 3151, 6302, 9007, 18014, 22057, 44114, 63049, 126098, 207161, 414322, 1233959, 1450127, 2467918, 2900254, 8637713, 17275426, 28381057, 56762114, 198667399, 397334798]

約数ペア:

[(1, 397334798), (2, 198667399), (7, 56762114), (14, 28381057), (23, 17275426), (46, 8637713), (137, 2900254), (161, 2467918), (274, 1450127), (322, 1233959), (959, 414322), (1918, 207161), (3151, 126098), (6302, 63049), (9007, 44114), (18014, 22057)]