157816988

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{439}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 325839360

約数和(自身を除く): 168022372

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 347, 439, 518, 694, 878, 1036, 1388, 1756, 2429, 3073, 4858, 6146, 9716, 12292, 12839, 16243, 25678, 32486, 51356, 64972, 89873, 113701, 152333, 179746, 227402, 304666, 359492, 454804, 609332, 1066331, 2132662, 4265324, 5636321, 11272642, 22545284, 39454247, 78908494, 157816988]

約数ペア:

[(1, 157816988), (2, 78908494), (4, 39454247), (7, 22545284), (14, 11272642), (28, 5636321), (37, 4265324), (74, 2132662), (148, 1066331), (259, 609332), (347, 454804), (439, 359492), (518, 304666), (694, 227402), (878, 179746), (1036, 152333), (1388, 113701), (1756, 89873), (2429, 64972), (3073, 51356), (4858, 32486), (6146, 25678), (9716, 16243), (12292, 12839)]