31418128

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9049}}^1$

素因数の和:9095

約数の個数: 40

約数和(自身を含む): 71820800

約数和(自身を除く): 40402672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 9049, 18098, 36196, 63343, 72392, 126686, 144784, 253372, 280519, 506744, 561038, 1013488, 1122076, 1963633, 2244152, 3927266, 4488304, 7854532, 15709064, 31418128]

約数ペア:

[(1, 31418128), (2, 15709064), (4, 7854532), (7, 4488304), (8, 3927266), (14, 2244152), (16, 1963633), (28, 1122076), (31, 1013488), (56, 561038), (62, 506744), (112, 280519), (124, 253372), (217, 144784), (248, 126686), (434, 72392), (496, 63343), (868, 36196), (1736, 18098), (3472, 9049)]