31997970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3203}}^1$

素因数の和:3256

約数の個数: 64

約数和(自身を含む): 87661440

約数和(自身を除く): 55663470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 3203, 3330, 4995, 6406, 9609, 9990, 16015, 19218, 28827, 32030, 48045, 57654, 86481, 96090, 118511, 144135, 172962, 237022, 288270, 355533, 432405, 592555, 711066, 864810, 1066599, 1185110, 1777665, 2133198, 3199797, 3555330, 5332995, 6399594, 10665990, 15998985, 31997970]

約数ペア:

[(1, 31997970), (2, 15998985), (3, 10665990), (5, 6399594), (6, 5332995), (9, 3555330), (10, 3199797), (15, 2133198), (18, 1777665), (27, 1185110), (30, 1066599), (37, 864810), (45, 711066), (54, 592555), (74, 432405), (90, 355533), (111, 288270), (135, 237022), (185, 172962), (222, 144135), (270, 118511), (333, 96090), (370, 86481), (555, 57654), (666, 48045), (999, 32030), (1110, 28827), (1665, 19218), (1998, 16015), (3203, 9990), (3330, 9609), (4995, 6406)]