1218374416

素因数分解:

$2^4\times 7^3\times {\mathrm{222007}}^1$

素因数の和:222036

約数の個数: 40

約数和(自身を含む): 2752899200

約数和(自身を除く): 1534524784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 222007, 444014, 888028, 1554049, 1776056, 3108098, 3552112, 6216196, 10878343, 12432392, 21756686, 24864784, 43513372, 76148401, 87026744, 152296802, 174053488, 304593604, 609187208, 1218374416]

約数ペア:

[(1, 1218374416), (2, 609187208), (4, 304593604), (7, 174053488), (8, 152296802), (14, 87026744), (16, 76148401), (28, 43513372), (49, 24864784), (56, 21756686), (98, 12432392), (112, 10878343), (196, 6216196), (343, 3552112), (392, 3108098), (686, 1776056), (784, 1554049), (1372, 888028), (2744, 444014), (5488, 222007)]