209229825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2909}}^1$

素因数の和:3066

約数の個数: 48

約数和(自身を含む): 398367360

約数和(自身を除く): 189137535

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 137, 175, 411, 525, 685, 959, 2055, 2877, 2909, 3425, 4795, 8727, 10275, 14385, 14545, 20363, 23975, 43635, 61089, 71925, 72725, 101815, 218175, 305445, 398533, 509075, 1195599, 1527225, 1992665, 2789731, 5977995, 8369193, 9963325, 13948655, 29889975, 41845965, 69743275, 209229825]

約数ペア:

[(1, 209229825), (3, 69743275), (5, 41845965), (7, 29889975), (15, 13948655), (21, 9963325), (25, 8369193), (35, 5977995), (75, 2789731), (105, 1992665), (137, 1527225), (175, 1195599), (411, 509075), (525, 398533), (685, 305445), (959, 218175), (2055, 101815), (2877, 72725), (2909, 71925), (3425, 61089), (4795, 43635), (8727, 23975), (10275, 20363), (14385, 14545)]