161981882

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{491}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 266955264

約数和(自身を除く): 104973382

約数列:

[1, 2, 17, 31, 34, 62, 313, 491, 527, 626, 982, 1054, 5321, 8347, 9703, 10642, 15221, 16694, 19406, 30442, 153683, 164951, 258757, 307366, 329902, 517514, 2612611, 4764173, 5225222, 9528346, 80990941, 161981882]

約数ペア:

[(1, 161981882), (2, 80990941), (17, 9528346), (31, 5225222), (34, 4764173), (62, 2612611), (313, 517514), (491, 329902), (527, 307366), (626, 258757), (982, 164951), (1054, 153683), (5321, 30442), (8347, 19406), (9703, 16694), (10642, 15221)]