91886015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1471}}^1$

素因数の和:1551

約数の個数: 24

約数和(自身を含む): 122782464

約数和(自身を除く): 30896449

約数列:

[1, 5, 13, 31, 65, 155, 403, 961, 1471, 2015, 4805, 7355, 12493, 19123, 45601, 62465, 95615, 228005, 592813, 1413631, 2964065, 7068155, 18377203, 91886015]

約数ペア:

[(1, 91886015), (5, 18377203), (13, 7068155), (31, 2964065), (65, 1413631), (155, 592813), (403, 228005), (961, 95615), (1471, 62465), (2015, 45601), (4805, 19123), (7355, 12493)]