28131192

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 85017600

約数和(自身を除く): 56886408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 47, 51, 54, 68, 72, 94, 102, 108, 136, 141, 153, 163, 188, 204, 216, 282, 306, 326, 376, 408, 423, 459, 489, 564, 612, 652, 799, 846, 918, 978, 1128, 1224, 1269, 1304, 1467, 1598, 1692, 1836, 1956, 2397, 2538, 2771, 2934, 3196, 3384, 3672, 3912, 4401, 4794, 5076, 5542, 5868, 6392, 7191, 7661, 8313, 8802, 9588, 10152, 11084, 11736, 14382, 15322, 16626, 17604, 19176, 21573, 22168, 22983, 24939, 28764, 30644, 33252, 35208, 43146, 45966, 49878, 57528, 61288, 66504, 68949, 74817, 86292, 91932, 99756, 130237, 137898, 149634, 172584, 183864, 199512, 206847, 260474, 275796, 299268, 390711, 413694, 520948, 551592, 598536, 781422, 827388, 1041896, 1172133, 1562844, 1654776, 2344266, 3125688, 3516399, 4688532, 7032798, 9377064, 14065596, 28131192]

約数ペア:

[(1, 28131192), (2, 14065596), (3, 9377064), (4, 7032798), (6, 4688532), (8, 3516399), (9, 3125688), (12, 2344266), (17, 1654776), (18, 1562844), (24, 1172133), (27, 1041896), (34, 827388), (36, 781422), (47, 598536), (51, 551592), (54, 520948), (68, 413694), (72, 390711), (94, 299268), (102, 275796), (108, 260474), (136, 206847), (141, 199512), (153, 183864), (163, 172584), (188, 149634), (204, 137898), (216, 130237), (282, 99756), (306, 91932), (326, 86292), (376, 74817), (408, 68949), (423, 66504), (459, 61288), (489, 57528), (564, 49878), (612, 45966), (652, 43146), (799, 35208), (846, 33252), (918, 30644), (978, 28764), (1128, 24939), (1224, 22983), (1269, 22168), (1304, 21573), (1467, 19176), (1598, 17604), (1692, 16626), (1836, 15322), (1956, 14382), (2397, 11736), (2538, 11084), (2771, 10152), (2934, 9588), (3196, 8802), (3384, 8313), (3672, 7661), (3912, 7191), (4401, 6392), (4794, 5868), (5076, 5542)]