1978193028119

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{18797}}^1\times {\mathrm{12539}}^1$

素因数の和:31463

約数の個数: 32

約数和(自身を含む): 2489276275200

約数和(自身を除く): 511083247081

約数列:

[1, 7, 11, 77, 109, 763, 1199, 8393, 12539, 18797, 87773, 131579, 137929, 206767, 965503, 1366751, 1447369, 2048873, 9567257, 14342111, 15034261, 22537603, 105239827, 157763221, 235695583, 1649869081, 2592651413, 18148559891, 25690818547, 179835729829, 282599004017, 1978193028119]

約数ペア:

[(1, 1978193028119), (7, 282599004017), (11, 179835729829), (77, 25690818547), (109, 18148559891), (763, 2592651413), (1199, 1649869081), (8393, 235695583), (12539, 157763221), (18797, 105239827), (87773, 22537603), (131579, 15034261), (137929, 14342111), (206767, 9567257), (965503, 2048873), (1366751, 1447369)]