31931712

素因数分解:

$2^6\times 3^3\times {\mathrm{17}}^1\times {\mathrm{1087}}^1$

素因数の和:1125

約数の個数: 112

約数和(自身を含む): 99486720

約数和(自身を除く): 67555008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 136, 144, 153, 192, 204, 216, 272, 288, 306, 408, 432, 459, 544, 576, 612, 816, 864, 918, 1087, 1088, 1224, 1632, 1728, 1836, 2174, 2448, 3261, 3264, 3672, 4348, 4896, 6522, 7344, 8696, 9783, 9792, 13044, 14688, 17392, 18479, 19566, 26088, 29349, 29376, 34784, 36958, 39132, 52176, 55437, 58698, 69568, 73916, 78264, 104352, 110874, 117396, 147832, 156528, 166311, 208704, 221748, 234792, 295664, 313056, 332622, 443496, 469584, 498933, 591328, 626112, 665244, 886992, 939168, 997866, 1182656, 1330488, 1773984, 1878336, 1995732, 2660976, 3547968, 3991464, 5321952, 7982928, 10643904, 15965856, 31931712]

約数ペア:

[(1, 31931712), (2, 15965856), (3, 10643904), (4, 7982928), (6, 5321952), (8, 3991464), (9, 3547968), (12, 2660976), (16, 1995732), (17, 1878336), (18, 1773984), (24, 1330488), (27, 1182656), (32, 997866), (34, 939168), (36, 886992), (48, 665244), (51, 626112), (54, 591328), (64, 498933), (68, 469584), (72, 443496), (96, 332622), (102, 313056), (108, 295664), (136, 234792), (144, 221748), (153, 208704), (192, 166311), (204, 156528), (216, 147832), (272, 117396), (288, 110874), (306, 104352), (408, 78264), (432, 73916), (459, 69568), (544, 58698), (576, 55437), (612, 52176), (816, 39132), (864, 36958), (918, 34784), (1087, 29376), (1088, 29349), (1224, 26088), (1632, 19566), (1728, 18479), (1836, 17392), (2174, 14688), (2448, 13044), (3261, 9792), (3264, 9783), (3672, 8696), (4348, 7344), (4896, 6522)]