72891308

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{153133}}^1$

素因数の和:153161

約数の個数: 24

約数和(自身を含む): 154359072

約数和(自身を除く): 81467764

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 153133, 306266, 612532, 1071931, 2143862, 2603261, 4287724, 5206522, 10413044, 18222827, 36445654, 72891308]

約数ペア:

[(1, 72891308), (2, 36445654), (4, 18222827), (7, 10413044), (14, 5206522), (17, 4287724), (28, 2603261), (34, 2143862), (68, 1071931), (119, 612532), (238, 306266), (476, 153133)]