30878757

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1019}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 56434560

約数和(自身を除く): 25555803

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 259, 273, 333, 481, 777, 819, 1019, 1443, 2331, 3057, 3367, 4329, 7133, 9171, 10101, 13247, 21399, 30303, 37703, 39741, 64197, 92729, 113109, 119223, 263921, 278187, 339327, 490139, 791763, 834561, 1470417, 2375289, 3430973, 4411251, 10292919, 30878757]

約数ペア:

[(1, 30878757), (3, 10292919), (7, 4411251), (9, 3430973), (13, 2375289), (21, 1470417), (37, 834561), (39, 791763), (63, 490139), (91, 339327), (111, 278187), (117, 263921), (259, 119223), (273, 113109), (333, 92729), (481, 64197), (777, 39741), (819, 37703), (1019, 30303), (1443, 21399), (2331, 13247), (3057, 10101), (3367, 9171), (4329, 7133)]