28477152

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 90221040

約数和(自身を除く): 61743888

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 89, 96, 99, 101, 132, 144, 176, 178, 198, 202, 264, 267, 288, 303, 352, 356, 396, 404, 528, 534, 606, 712, 792, 801, 808, 909, 979, 1056, 1068, 1111, 1212, 1424, 1584, 1602, 1616, 1818, 1958, 2136, 2222, 2424, 2848, 2937, 3168, 3204, 3232, 3333, 3636, 3916, 4272, 4444, 4848, 5874, 6408, 6666, 7272, 7832, 8544, 8811, 8888, 8989, 9696, 9999, 11748, 12816, 13332, 14544, 15664, 17622, 17776, 17978, 19998, 23496, 25632, 26664, 26967, 29088, 31328, 35244, 35552, 35956, 39996, 46992, 53328, 53934, 70488, 71912, 79992, 80901, 93984, 98879, 106656, 107868, 140976, 143824, 159984, 161802, 197758, 215736, 281952, 287648, 296637, 319968, 323604, 395516, 431472, 593274, 647208, 791032, 862944, 889911, 1186548, 1294416, 1582064, 1779822, 2373096, 2588832, 3164128, 3559644, 4746192, 7119288, 9492384, 14238576, 28477152]

約数ペア:

[(1, 28477152), (2, 14238576), (3, 9492384), (4, 7119288), (6, 4746192), (8, 3559644), (9, 3164128), (11, 2588832), (12, 2373096), (16, 1779822), (18, 1582064), (22, 1294416), (24, 1186548), (32, 889911), (33, 862944), (36, 791032), (44, 647208), (48, 593274), (66, 431472), (72, 395516), (88, 323604), (89, 319968), (96, 296637), (99, 287648), (101, 281952), (132, 215736), (144, 197758), (176, 161802), (178, 159984), (198, 143824), (202, 140976), (264, 107868), (267, 106656), (288, 98879), (303, 93984), (352, 80901), (356, 79992), (396, 71912), (404, 70488), (528, 53934), (534, 53328), (606, 46992), (712, 39996), (792, 35956), (801, 35552), (808, 35244), (909, 31328), (979, 29088), (1056, 26967), (1068, 26664), (1111, 25632), (1212, 23496), (1424, 19998), (1584, 17978), (1602, 17776), (1616, 17622), (1818, 15664), (1958, 14544), (2136, 13332), (2222, 12816), (2424, 11748), (2848, 9999), (2937, 9696), (3168, 8989), (3204, 8888), (3232, 8811), (3333, 8544), (3636, 7832), (3916, 7272), (4272, 6666), (4444, 6408), (4848, 5874)]