2109302065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{1487}}^1$

素因数の和:1801

約数の個数: 32

約数和(自身を含む): 2764823040

約数和(自身を除く): 655520975

約数列:

[1, 5, 13, 65, 139, 157, 695, 785, 1487, 1807, 2041, 7435, 9035, 10205, 19331, 21823, 96655, 109115, 206693, 233459, 283699, 1033465, 1167295, 1418495, 2687009, 3034967, 13435045, 15174835, 32450801, 162254005, 421860413, 2109302065]

約数ペア:

[(1, 2109302065), (5, 421860413), (13, 162254005), (65, 32450801), (139, 15174835), (157, 13435045), (695, 3034967), (785, 2687009), (1487, 1418495), (1807, 1167295), (2041, 1033465), (7435, 283699), (9035, 233459), (10205, 206693), (19331, 109115), (21823, 96655)]