31597815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 55436832

約数和(自身を除く): 23839017

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 197, 255, 289, 555, 591, 629, 867, 985, 1445, 1887, 2955, 3145, 3349, 4335, 7289, 9435, 10047, 10693, 16745, 21867, 32079, 36445, 50235, 53465, 56933, 109335, 123913, 160395, 170799, 284665, 371739, 619565, 853995, 1858695, 2106521, 6319563, 10532605, 31597815]

約数ペア:

[(1, 31597815), (3, 10532605), (5, 6319563), (15, 2106521), (17, 1858695), (37, 853995), (51, 619565), (85, 371739), (111, 284665), (185, 170799), (197, 160395), (255, 123913), (289, 109335), (555, 56933), (591, 53465), (629, 50235), (867, 36445), (985, 32079), (1445, 21867), (1887, 16745), (2955, 10693), (3145, 10047), (3349, 9435), (4335, 7289)]