187802015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 242611200

約数和(自身を除く): 54809185

約数列:

[1, 5, 23, 59, 89, 115, 295, 311, 445, 1357, 1555, 2047, 5251, 6785, 7153, 10235, 18349, 26255, 27679, 35765, 91745, 120773, 138395, 422027, 603865, 636617, 1633061, 2110135, 3183085, 8165305, 37560403, 187802015]

約数ペア:

[(1, 187802015), (5, 37560403), (23, 8165305), (59, 3183085), (89, 2110135), (115, 1633061), (295, 636617), (311, 603865), (445, 422027), (1357, 138395), (1555, 120773), (2047, 91745), (5251, 35765), (6785, 27679), (7153, 26255), (10235, 18349)]