1387498

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:202

約数の個数: 32

約数和(自身を含む): 2580480

約数和(自身を除く): 1192982

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 139, 161, 217, 278, 322, 434, 713, 973, 1426, 1946, 3197, 4309, 4991, 6394, 8618, 9982, 22379, 30163, 44758, 60326, 99107, 198214, 693749, 1387498]

約数ペア:

[(1, 1387498), (2, 693749), (7, 198214), (14, 99107), (23, 60326), (31, 44758), (46, 30163), (62, 22379), (139, 9982), (161, 8618), (217, 6394), (278, 4991), (322, 4309), (434, 3197), (713, 1946), (973, 1426)]