20347425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{12919}}^1$

素因数の和:12942

約数の個数: 36

約数和(自身を含む): 41654080

約数和(自身を除く): 21306655

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 12919, 38757, 64595, 90433, 116271, 193785, 271299, 322975, 452165, 581355, 813897, 968925, 1356495, 2260825, 2906775, 4069485, 6782475, 20347425]

約数ペア:

[(1, 20347425), (3, 6782475), (5, 4069485), (7, 2906775), (9, 2260825), (15, 1356495), (21, 968925), (25, 813897), (35, 581355), (45, 452165), (63, 322975), (75, 271299), (105, 193785), (175, 116271), (225, 90433), (315, 64595), (525, 38757), (1575, 12919)]