978604994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{81239}}^1$

素因数の和:81577

約数の個数: 16

約数和(自身を含む): 1550059200

約数和(自身を除く): 571454206

約数列:

[1, 2, 19, 38, 317, 634, 6023, 12046, 81239, 162478, 1543541, 3087082, 25752763, 51505526, 489302497, 978604994]

約数ペア:

[(1, 978604994), (2, 489302497), (19, 51505526), (38, 25752763), (317, 3087082), (634, 1543541), (6023, 162478), (12046, 81239)]