253484077

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{461}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 326962944

約数和(自身を除く): 73478867

約数列:

[1, 7, 11, 37, 77, 193, 259, 407, 461, 1351, 2123, 2849, 3227, 5071, 7141, 14861, 17057, 35497, 49987, 78551, 88973, 119399, 187627, 549857, 622811, 978703, 1313389, 3292001, 6850921, 23044007, 36212011, 253484077]

約数ペア:

[(1, 253484077), (7, 36212011), (11, 23044007), (37, 6850921), (77, 3292001), (193, 1313389), (259, 978703), (407, 622811), (461, 549857), (1351, 187627), (2123, 119399), (2849, 88973), (3227, 78551), (5071, 49987), (7141, 35497), (14861, 17057)]