291413488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{1721}}^1$

素因数の和:2305

約数の個数: 40

約数和(自身を含む): 595743120

約数和(自身を除く): 304329632

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 557, 1114, 1721, 2228, 3442, 4456, 6884, 8912, 10583, 13768, 21166, 27536, 32699, 42332, 65398, 84664, 130796, 169328, 261592, 523184, 958597, 1917194, 3834388, 7668776, 15337552, 18213343, 36426686, 72853372, 145706744, 291413488]

約数ペア:

[(1, 291413488), (2, 145706744), (4, 72853372), (8, 36426686), (16, 18213343), (19, 15337552), (38, 7668776), (76, 3834388), (152, 1917194), (304, 958597), (557, 523184), (1114, 261592), (1721, 169328), (2228, 130796), (3442, 84664), (4456, 65398), (6884, 42332), (8912, 32699), (10583, 27536), (13768, 21166)]