2100027995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{34261}}^1$

素因数の和:34343

約数の個数: 32

約数和(自身を含む): 2901032064

約数和(自身を除く): 801004069

約数列:

[1, 5, 13, 23, 41, 65, 115, 205, 299, 533, 943, 1495, 2665, 4715, 12259, 34261, 61295, 171305, 445393, 788003, 1404701, 2226965, 3940015, 7023505, 10244039, 18261113, 32308123, 51220195, 91305565, 161540615, 420005599, 2100027995]

約数ペア:

[(1, 2100027995), (5, 420005599), (13, 161540615), (23, 91305565), (41, 51220195), (65, 32308123), (115, 18261113), (205, 10244039), (299, 7023505), (533, 3940015), (943, 2226965), (1495, 1404701), (2665, 788003), (4715, 445393), (12259, 171305), (34261, 61295)]