89890486

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2609}}^1$

素因数の和:2748

約数の個数: 32

約数和(自身を含む): 162362880

約数和(自身を除く): 72472394

約数列:

[1, 2, 7, 14, 23, 46, 107, 161, 214, 322, 749, 1498, 2461, 2609, 4922, 5218, 17227, 18263, 34454, 36526, 60007, 120014, 279163, 420049, 558326, 840098, 1954141, 3908282, 6420749, 12841498, 44945243, 89890486]

約数ペア:

[(1, 89890486), (2, 44945243), (7, 12841498), (14, 6420749), (23, 3908282), (46, 1954141), (107, 840098), (161, 558326), (214, 420049), (322, 279163), (749, 120014), (1498, 60007), (2461, 36526), (2609, 34454), (4922, 18263), (5218, 17227)]