31881312

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{4813}}^1$

素因数の和:4852

約数の個数: 72

約数和(自身を含む): 94623984

約数和(自身を除く): 62742672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 4813, 6624, 9626, 14439, 19252, 28878, 38504, 43317, 57756, 77008, 86634, 110699, 115512, 154016, 173268, 221398, 231024, 332097, 346536, 442796, 462048, 664194, 693072, 885592, 996291, 1328388, 1386144, 1771184, 1992582, 2656776, 3542368, 3985164, 5313552, 7970328, 10627104, 15940656, 31881312]

約数ペア:

[(1, 31881312), (2, 15940656), (3, 10627104), (4, 7970328), (6, 5313552), (8, 3985164), (9, 3542368), (12, 2656776), (16, 1992582), (18, 1771184), (23, 1386144), (24, 1328388), (32, 996291), (36, 885592), (46, 693072), (48, 664194), (69, 462048), (72, 442796), (92, 346536), (96, 332097), (138, 231024), (144, 221398), (184, 173268), (207, 154016), (276, 115512), (288, 110699), (368, 86634), (414, 77008), (552, 57756), (736, 43317), (828, 38504), (1104, 28878), (1656, 19252), (2208, 14439), (3312, 9626), (4813, 6624)]