39147975

素因数分解:

$3^3\times 5^2\times {\mathrm{59}}^1\times {\mathrm{983}}^1$

素因数の和:1061

約数の個数: 48

約数和(自身を含む): 73209600

約数和(自身を除く): 34061625

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 59, 75, 135, 177, 225, 295, 531, 675, 885, 983, 1475, 1593, 2655, 2949, 4425, 4915, 7965, 8847, 13275, 14745, 24575, 26541, 39825, 44235, 57997, 73725, 132705, 173991, 221175, 289985, 521973, 663525, 869955, 1449925, 1565919, 2609865, 4349775, 7829595, 13049325, 39147975]

約数ペア:

[(1, 39147975), (3, 13049325), (5, 7829595), (9, 4349775), (15, 2609865), (25, 1565919), (27, 1449925), (45, 869955), (59, 663525), (75, 521973), (135, 289985), (177, 221175), (225, 173991), (295, 132705), (531, 73725), (675, 57997), (885, 44235), (983, 39825), (1475, 26541), (1593, 24575), (2655, 14745), (2949, 13275), (4425, 8847), (4915, 7965)]