209447082

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^2\times {\mathrm{113}}^1$

素因数の和:312

約数の個数: 72

約数和(自身を含む): 498636684

約数和(自身を除く): 289189602

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 89, 113, 117, 178, 226, 234, 267, 339, 534, 678, 801, 1017, 1157, 1469, 1602, 2034, 2314, 2938, 3471, 4407, 6942, 7921, 8814, 10057, 10413, 13221, 15842, 20114, 20826, 23763, 26442, 30171, 47526, 60342, 71289, 90513, 102973, 130741, 142578, 181026, 205946, 261482, 308919, 392223, 617838, 784446, 895073, 926757, 1176669, 1790146, 1853514, 2353338, 2685219, 5370438, 8055657, 11635949, 16111314, 23271898, 34907847, 69815694, 104723541, 209447082]

約数ペア:

[(1, 209447082), (2, 104723541), (3, 69815694), (6, 34907847), (9, 23271898), (13, 16111314), (18, 11635949), (26, 8055657), (39, 5370438), (78, 2685219), (89, 2353338), (113, 1853514), (117, 1790146), (178, 1176669), (226, 926757), (234, 895073), (267, 784446), (339, 617838), (534, 392223), (678, 308919), (801, 261482), (1017, 205946), (1157, 181026), (1469, 142578), (1602, 130741), (2034, 102973), (2314, 90513), (2938, 71289), (3471, 60342), (4407, 47526), (6942, 30171), (7921, 26442), (8814, 23763), (10057, 20826), (10413, 20114), (13221, 15842)]