81921108

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{601}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 197282624

約数和(自身を除く): 115361516

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 307, 444, 601, 614, 921, 1202, 1228, 1803, 1842, 2404, 3606, 3684, 7212, 11359, 22237, 22718, 34077, 44474, 45436, 66711, 68154, 88948, 133422, 136308, 184507, 266844, 369014, 553521, 738028, 1107042, 2214084, 6826759, 13653518, 20480277, 27307036, 40960554, 81921108]

約数ペア:

[(1, 81921108), (2, 40960554), (3, 27307036), (4, 20480277), (6, 13653518), (12, 6826759), (37, 2214084), (74, 1107042), (111, 738028), (148, 553521), (222, 369014), (307, 266844), (444, 184507), (601, 136308), (614, 133422), (921, 88948), (1202, 68154), (1228, 66711), (1803, 45436), (1842, 44474), (2404, 34077), (3606, 22718), (3684, 22237), (7212, 11359)]