28956888

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 82368000

約数和(自身を除く): 53411112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 47, 72, 86, 94, 129, 141, 172, 188, 199, 258, 282, 344, 376, 387, 398, 423, 516, 564, 597, 774, 796, 846, 1032, 1128, 1194, 1548, 1592, 1692, 1791, 2021, 2388, 3096, 3384, 3582, 4042, 4776, 6063, 7164, 8084, 8557, 9353, 12126, 14328, 16168, 17114, 18189, 18706, 24252, 25671, 28059, 34228, 36378, 37412, 48504, 51342, 56118, 68456, 72756, 74824, 77013, 84177, 102684, 112236, 145512, 154026, 168354, 205368, 224472, 308052, 336708, 402179, 616104, 673416, 804358, 1206537, 1608716, 2413074, 3217432, 3619611, 4826148, 7239222, 9652296, 14478444, 28956888]

約数ペア:

[(1, 28956888), (2, 14478444), (3, 9652296), (4, 7239222), (6, 4826148), (8, 3619611), (9, 3217432), (12, 2413074), (18, 1608716), (24, 1206537), (36, 804358), (43, 673416), (47, 616104), (72, 402179), (86, 336708), (94, 308052), (129, 224472), (141, 205368), (172, 168354), (188, 154026), (199, 145512), (258, 112236), (282, 102684), (344, 84177), (376, 77013), (387, 74824), (398, 72756), (423, 68456), (516, 56118), (564, 51342), (597, 48504), (774, 37412), (796, 36378), (846, 34228), (1032, 28059), (1128, 25671), (1194, 24252), (1548, 18706), (1592, 18189), (1692, 17114), (1791, 16168), (2021, 14328), (2388, 12126), (3096, 9353), (3384, 8557), (3582, 8084), (4042, 7164), (4776, 6063)]