2007990131

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{971}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 2429844480

約数和(自身を除く): 421854349

約数列:

[1, 7, 29, 61, 167, 203, 427, 971, 1169, 1769, 4843, 6797, 10187, 12383, 28159, 33901, 59231, 71309, 162157, 197113, 295423, 414617, 1135099, 1717699, 2067961, 4702553, 9891577, 12023893, 32917871, 69241039, 286855733, 2007990131]

約数ペア:

[(1, 2007990131), (7, 286855733), (29, 69241039), (61, 32917871), (167, 12023893), (203, 9891577), (427, 4702553), (971, 2067961), (1169, 1717699), (1769, 1135099), (4843, 414617), (6797, 295423), (10187, 197113), (12383, 162157), (28159, 71309), (33901, 59231)]