168651306

素因数分解:

$2^1\times 3^2\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 370656000

約数和(自身を除く): 202004694

約数列:

[1, 2, 3, 6, 9, 18, 197, 199, 239, 394, 398, 478, 591, 597, 717, 1182, 1194, 1434, 1773, 1791, 2151, 3546, 3582, 4302, 39203, 47083, 47561, 78406, 94166, 95122, 117609, 141249, 142683, 235218, 282498, 285366, 352827, 423747, 428049, 705654, 847494, 856098, 9369517, 18739034, 28108551, 56217102, 84325653, 168651306]

約数ペア:

[(1, 168651306), (2, 84325653), (3, 56217102), (6, 28108551), (9, 18739034), (18, 9369517), (197, 856098), (199, 847494), (239, 705654), (394, 428049), (398, 423747), (478, 352827), (591, 285366), (597, 282498), (717, 235218), (1182, 142683), (1194, 141249), (1434, 117609), (1773, 95122), (1791, 94166), (2151, 78406), (3546, 47561), (3582, 47083), (4302, 39203)]