388289325

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1867}}^1$

素因数の和:1986

約数の個数: 48

約数和(自身を含む): 667100160

約数和(自身を除く): 278810835

約数列:

[1, 3, 5, 15, 25, 47, 59, 75, 141, 177, 235, 295, 705, 885, 1175, 1475, 1867, 2773, 3525, 4425, 5601, 8319, 9335, 13865, 28005, 41595, 46675, 69325, 87749, 110153, 140025, 207975, 263247, 330459, 438745, 550765, 1316235, 1652295, 2193725, 2753825, 5177191, 6581175, 8261475, 15531573, 25885955, 77657865, 129429775, 388289325]

約数ペア:

[(1, 388289325), (3, 129429775), (5, 77657865), (15, 25885955), (25, 15531573), (47, 8261475), (59, 6581175), (75, 5177191), (141, 2753825), (177, 2193725), (235, 1652295), (295, 1316235), (705, 550765), (885, 438745), (1175, 330459), (1475, 263247), (1867, 207975), (2773, 140025), (3525, 110153), (4425, 87749), (5601, 69325), (8319, 46675), (9335, 41595), (13865, 28005)]