31728528

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1041

約数の個数: 120

約数和(自身を含む): 101352888

約数和(自身を除く): 69624360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 663, 816, 884, 936, 997, 1224, 1326, 1768, 1872, 1989, 1994, 2448, 2652, 2991, 3536, 3978, 3988, 5304, 5982, 7956, 7976, 8973, 10608, 11964, 12961, 15912, 15952, 16949, 17946, 23928, 25922, 31824, 33898, 35892, 38883, 47856, 50847, 51844, 67796, 71784, 77766, 101694, 103688, 116649, 135592, 143568, 152541, 155532, 203388, 207376, 220337, 233298, 271184, 305082, 311064, 406776, 440674, 466596, 610164, 622128, 661011, 813552, 881348, 933192, 1220328, 1322022, 1762696, 1866384, 1983033, 2440656, 2644044, 3525392, 3966066, 5288088, 7932132, 10576176, 15864264, 31728528]

約数ペア:

[(1, 31728528), (2, 15864264), (3, 10576176), (4, 7932132), (6, 5288088), (8, 3966066), (9, 3525392), (12, 2644044), (13, 2440656), (16, 1983033), (17, 1866384), (18, 1762696), (24, 1322022), (26, 1220328), (34, 933192), (36, 881348), (39, 813552), (48, 661011), (51, 622128), (52, 610164), (68, 466596), (72, 440674), (78, 406776), (102, 311064), (104, 305082), (117, 271184), (136, 233298), (144, 220337), (153, 207376), (156, 203388), (204, 155532), (208, 152541), (221, 143568), (234, 135592), (272, 116649), (306, 103688), (312, 101694), (408, 77766), (442, 71784), (468, 67796), (612, 51844), (624, 50847), (663, 47856), (816, 38883), (884, 35892), (936, 33898), (997, 31824), (1224, 25922), (1326, 23928), (1768, 17946), (1872, 16949), (1989, 15952), (1994, 15912), (2448, 12961), (2652, 11964), (2991, 10608), (3536, 8973), (3978, 7976), (3988, 7956), (5304, 5982)]