91163215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 132187104

約数和(自身を除く): 41023889

約数列:

[1, 5, 11, 13, 55, 65, 67, 121, 143, 173, 335, 605, 715, 737, 865, 871, 1573, 1903, 2249, 3685, 4355, 7865, 8107, 9515, 9581, 11245, 11591, 20933, 24739, 40535, 47905, 57955, 104665, 105391, 123695, 127501, 150683, 272129, 526955, 637505, 753415, 1360645, 1402511, 1657513, 7012555, 8287565, 18232643, 91163215]

約数ペア:

[(1, 91163215), (5, 18232643), (11, 8287565), (13, 7012555), (55, 1657513), (65, 1402511), (67, 1360645), (121, 753415), (143, 637505), (173, 526955), (335, 272129), (605, 150683), (715, 127501), (737, 123695), (865, 105391), (871, 104665), (1573, 57955), (1903, 47905), (2249, 40535), (3685, 24739), (4355, 20933), (7865, 11591), (8107, 11245), (9515, 9581)]