221350278525

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{248827}}^1$

素因数の和:249278

約数の個数: 48

約数和(自身を含む): 379512465600

約数和(自身を除く): 158162187075

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 409, 435, 725, 1227, 2045, 2175, 6135, 10225, 11861, 30675, 35583, 59305, 177915, 248827, 296525, 746481, 889575, 1244135, 3732405, 6220675, 7215983, 18662025, 21647949, 36079915, 101770243, 108239745, 180399575, 305310729, 508851215, 541198725, 1526553645, 2544256075, 2951337047, 7632768225, 8854011141, 14756685235, 44270055705, 73783426175, 221350278525]

約数ペア:

[(1, 221350278525), (3, 73783426175), (5, 44270055705), (15, 14756685235), (25, 8854011141), (29, 7632768225), (75, 2951337047), (87, 2544256075), (145, 1526553645), (409, 541198725), (435, 508851215), (725, 305310729), (1227, 180399575), (2045, 108239745), (2175, 101770243), (6135, 36079915), (10225, 21647949), (11861, 18662025), (30675, 7215983), (35583, 6220675), (59305, 3732405), (177915, 1244135), (248827, 889575), (296525, 746481)]