28861110

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:169

約数の個数: 112

約数和(自身を含む): 80742096

約数和(自身を除く): 51880986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 81, 90, 107, 111, 135, 162, 185, 214, 222, 243, 270, 321, 333, 370, 405, 486, 535, 555, 642, 666, 729, 810, 963, 999, 1070, 1110, 1215, 1458, 1605, 1665, 1926, 1998, 2430, 2889, 2997, 3210, 3330, 3645, 3959, 4815, 4995, 5778, 5994, 7290, 7918, 8667, 8991, 9630, 9990, 11877, 14445, 14985, 17334, 17982, 19795, 23754, 26001, 26973, 28890, 29970, 35631, 39590, 43335, 44955, 52002, 53946, 59385, 71262, 78003, 86670, 89910, 106893, 118770, 130005, 134865, 156006, 178155, 213786, 260010, 269730, 320679, 356310, 390015, 534465, 641358, 780030, 962037, 1068930, 1603395, 1924074, 2886111, 3206790, 4810185, 5772222, 9620370, 14430555, 28861110]

約数ペア:

[(1, 28861110), (2, 14430555), (3, 9620370), (5, 5772222), (6, 4810185), (9, 3206790), (10, 2886111), (15, 1924074), (18, 1603395), (27, 1068930), (30, 962037), (37, 780030), (45, 641358), (54, 534465), (74, 390015), (81, 356310), (90, 320679), (107, 269730), (111, 260010), (135, 213786), (162, 178155), (185, 156006), (214, 134865), (222, 130005), (243, 118770), (270, 106893), (321, 89910), (333, 86670), (370, 78003), (405, 71262), (486, 59385), (535, 53946), (555, 52002), (642, 44955), (666, 43335), (729, 39590), (810, 35631), (963, 29970), (999, 28890), (1070, 26973), (1110, 26001), (1215, 23754), (1458, 19795), (1605, 17982), (1665, 17334), (1926, 14985), (1998, 14445), (2430, 11877), (2889, 9990), (2997, 9630), (3210, 8991), (3330, 8667), (3645, 7918), (3959, 7290), (4815, 5994), (4995, 5778)]