171225828

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{2087}}^1$

素因数の和:2193

約数の個数: 72

約数和(自身を含む): 451459008

約数和(自身を除く): 280233180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 53, 86, 106, 129, 159, 172, 212, 258, 318, 387, 477, 516, 636, 774, 954, 1548, 1908, 2087, 2279, 4174, 4558, 6261, 6837, 8348, 9116, 12522, 13674, 18783, 20511, 25044, 27348, 37566, 41022, 75132, 82044, 89741, 110611, 179482, 221222, 269223, 331833, 358964, 442444, 538446, 663666, 807669, 995499, 1076892, 1327332, 1615338, 1990998, 3230676, 3981996, 4756273, 9512546, 14268819, 19025092, 28537638, 42806457, 57075276, 85612914, 171225828]

約数ペア:

[(1, 171225828), (2, 85612914), (3, 57075276), (4, 42806457), (6, 28537638), (9, 19025092), (12, 14268819), (18, 9512546), (36, 4756273), (43, 3981996), (53, 3230676), (86, 1990998), (106, 1615338), (129, 1327332), (159, 1076892), (172, 995499), (212, 807669), (258, 663666), (318, 538446), (387, 442444), (477, 358964), (516, 331833), (636, 269223), (774, 221222), (954, 179482), (1548, 110611), (1908, 89741), (2087, 82044), (2279, 75132), (4174, 41022), (4558, 37566), (6261, 27348), (6837, 25044), (8348, 20511), (9116, 18783), (12522, 13674)]