28006030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1021}}^1$

素因数の和:1252

約数の個数: 32

約数和(自身を含む): 54599328

約数和(自身を除く): 26593298

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1021, 1055, 2042, 2110, 2743, 5105, 5486, 10210, 13273, 13715, 26546, 27430, 66365, 132730, 215431, 430862, 1077155, 2154310, 2800603, 5601206, 14003015, 28006030]

約数ペア:

[(1, 28006030), (2, 14003015), (5, 5601206), (10, 2800603), (13, 2154310), (26, 1077155), (65, 430862), (130, 215431), (211, 132730), (422, 66365), (1021, 27430), (1055, 26546), (2042, 13715), (2110, 13273), (2743, 10210), (5105, 5486)]