158664478

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{8171}}^1$

素因数の和:8272

約数の個数: 32

約数和(自身を含む): 290269440

約数和(自身を除く): 131604962

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 2774, 8171, 9709, 16342, 19418, 57197, 114394, 155249, 310498, 596483, 1086743, 1192966, 2173486, 4175381, 8350762, 11333177, 22666354, 79332239, 158664478]

約数ペア:

[(1, 158664478), (2, 79332239), (7, 22666354), (14, 11333177), (19, 8350762), (38, 4175381), (73, 2173486), (133, 1192966), (146, 1086743), (266, 596483), (511, 310498), (1022, 155249), (1387, 114394), (2774, 57197), (8171, 19418), (9709, 16342)]