404961645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1229}}^1\times {\mathrm{1997}}^1$

素因数の和:3245

約数の個数: 32

約数和(自身を含む): 707771520

約数和(自身を除く): 302809875

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 1229, 1997, 3687, 5991, 6145, 9985, 13519, 18435, 21967, 29955, 40557, 65901, 67595, 109835, 202785, 329505, 2454313, 7362939, 12271565, 26997443, 36814695, 80992329, 134987215, 404961645]

約数ペア:

[(1, 404961645), (3, 134987215), (5, 80992329), (11, 36814695), (15, 26997443), (33, 12271565), (55, 7362939), (165, 2454313), (1229, 329505), (1997, 202785), (3687, 109835), (5991, 67595), (6145, 65901), (9985, 40557), (13519, 29955), (18435, 21967)]