38975985

素因数分解:

$3^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:94

約数の個数: 84

約数和(自身を含む): 76505628

約数和(自身を除く): 37529643

約数列:

[1, 3, 5, 9, 15, 17, 27, 37, 45, 51, 81, 85, 111, 135, 153, 185, 243, 255, 289, 333, 405, 459, 555, 629, 729, 765, 867, 999, 1215, 1377, 1445, 1665, 1887, 2295, 2601, 2997, 3145, 3645, 4131, 4335, 4995, 5661, 6885, 7803, 8991, 9435, 10693, 12393, 13005, 14985, 16983, 20655, 23409, 26973, 28305, 32079, 39015, 44955, 50949, 53465, 61965, 70227, 84915, 96237, 117045, 134865, 152847, 160395, 210681, 254745, 288711, 351135, 458541, 481185, 764235, 866133, 1053405, 1443555, 2292705, 2598399, 4330665, 7795197, 12991995, 38975985]

約数ペア:

[(1, 38975985), (3, 12991995), (5, 7795197), (9, 4330665), (15, 2598399), (17, 2292705), (27, 1443555), (37, 1053405), (45, 866133), (51, 764235), (81, 481185), (85, 458541), (111, 351135), (135, 288711), (153, 254745), (185, 210681), (243, 160395), (255, 152847), (289, 134865), (333, 117045), (405, 96237), (459, 84915), (555, 70227), (629, 61965), (729, 53465), (765, 50949), (867, 44955), (999, 39015), (1215, 32079), (1377, 28305), (1445, 26973), (1665, 23409), (1887, 20655), (2295, 16983), (2601, 14985), (2997, 13005), (3145, 12393), (3645, 10693), (4131, 9435), (4335, 8991), (4995, 7803), (5661, 6885)]