72873591

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 120494592

約数和(自身を除く): 47621001

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 157, 161, 217, 471, 483, 651, 713, 961, 1099, 2139, 2883, 3297, 3611, 4867, 4991, 6727, 10833, 14601, 14973, 20181, 22103, 25277, 34069, 66309, 75831, 102207, 111941, 150877, 154721, 335823, 452631, 464163, 783587, 1056139, 2350761, 3168417, 3470171, 10410513, 24291197, 72873591]

約数ペア:

[(1, 72873591), (3, 24291197), (7, 10410513), (21, 3470171), (23, 3168417), (31, 2350761), (69, 1056139), (93, 783587), (157, 464163), (161, 452631), (217, 335823), (471, 154721), (483, 150877), (651, 111941), (713, 102207), (961, 75831), (1099, 66309), (2139, 34069), (2883, 25277), (3297, 22103), (3611, 20181), (4867, 14973), (4991, 14601), (6727, 10833)]