208889175

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8731}}^1$

素因数の和:8784

約数の個数: 48

約数和(自身を含む): 389796480

約数和(自身を除く): 180907305

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 145, 165, 275, 319, 435, 725, 825, 957, 1595, 2175, 4785, 7975, 8731, 23925, 26193, 43655, 96041, 130965, 218275, 253199, 288123, 480205, 654825, 759597, 1265995, 1440615, 2401025, 2785189, 3797985, 6329975, 7203075, 8355567, 13925945, 18989925, 41777835, 69629725, 208889175]

約数ペア:

[(1, 208889175), (3, 69629725), (5, 41777835), (11, 18989925), (15, 13925945), (25, 8355567), (29, 7203075), (33, 6329975), (55, 3797985), (75, 2785189), (87, 2401025), (145, 1440615), (165, 1265995), (275, 759597), (319, 654825), (435, 480205), (725, 288123), (825, 253199), (957, 218275), (1595, 130965), (2175, 96041), (4785, 43655), (7975, 26193), (8731, 23925)]