991008

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 96

約数和(自身を含む): 3064320

約数和(自身を除く): 2073312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 37, 48, 54, 62, 72, 74, 93, 96, 108, 111, 124, 144, 148, 186, 216, 222, 248, 279, 288, 296, 333, 372, 432, 444, 496, 558, 592, 666, 744, 837, 864, 888, 992, 999, 1116, 1147, 1184, 1332, 1488, 1674, 1776, 1998, 2232, 2294, 2664, 2976, 3348, 3441, 3552, 3996, 4464, 4588, 5328, 6696, 6882, 7992, 8928, 9176, 10323, 10656, 13392, 13764, 15984, 18352, 20646, 26784, 27528, 30969, 31968, 36704, 41292, 55056, 61938, 82584, 110112, 123876, 165168, 247752, 330336, 495504, 991008]

約数ペア:

[(1, 991008), (2, 495504), (3, 330336), (4, 247752), (6, 165168), (8, 123876), (9, 110112), (12, 82584), (16, 61938), (18, 55056), (24, 41292), (27, 36704), (31, 31968), (32, 30969), (36, 27528), (37, 26784), (48, 20646), (54, 18352), (62, 15984), (72, 13764), (74, 13392), (93, 10656), (96, 10323), (108, 9176), (111, 8928), (124, 7992), (144, 6882), (148, 6696), (186, 5328), (216, 4588), (222, 4464), (248, 3996), (279, 3552), (288, 3441), (296, 3348), (333, 2976), (372, 2664), (432, 2294), (444, 2232), (496, 1998), (558, 1776), (592, 1674), (666, 1488), (744, 1332), (837, 1184), (864, 1147), (888, 1116), (992, 999)]