30780178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{383}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 54577152

約数和(自身を除く): 23796974

約数列:

[1, 2, 11, 13, 22, 26, 143, 281, 286, 383, 562, 766, 3091, 3653, 4213, 4979, 6182, 7306, 8426, 9958, 40183, 54769, 80366, 107623, 109538, 215246, 1183853, 1399099, 2367706, 2798198, 15390089, 30780178]

約数ペア:

[(1, 30780178), (2, 15390089), (11, 2798198), (13, 2367706), (22, 1399099), (26, 1183853), (143, 215246), (281, 109538), (286, 107623), (383, 80366), (562, 54769), (766, 40183), (3091, 9958), (3653, 8426), (4213, 7306), (4979, 6182)]