1278242944

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{907843}}^1$

素因数の和:907868

約数の個数: 32

約数和(自身を含む): 2778002640

約数和(自身を除く): 1499759696

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 907843, 1815686, 3631372, 7262744, 9986273, 14525488, 19972546, 29050976, 39945092, 58101952, 79890184, 116203904, 159780368, 319560736, 639121472, 1278242944]

約数ペア:

[(1, 1278242944), (2, 639121472), (4, 319560736), (8, 159780368), (11, 116203904), (16, 79890184), (22, 58101952), (32, 39945092), (44, 29050976), (64, 19972546), (88, 14525488), (128, 9986273), (176, 7262744), (352, 3631372), (704, 1815686), (1408, 907843)]