26843985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2798

約数の個数: 48

約数和(自身を含む): 54912000

約数和(自身を除く): 28068015

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 2749, 3255, 8247, 9765, 13745, 19243, 24741, 41235, 57729, 85219, 96215, 123705, 173187, 255657, 288645, 426095, 596533, 766971, 865935, 1278285, 1789599, 2982665, 3834855, 5368797, 8947995, 26843985]

約数ペア:

[(1, 26843985), (3, 8947995), (5, 5368797), (7, 3834855), (9, 2982665), (15, 1789599), (21, 1278285), (31, 865935), (35, 766971), (45, 596533), (63, 426095), (93, 288645), (105, 255657), (155, 173187), (217, 123705), (279, 96215), (315, 85219), (465, 57729), (651, 41235), (1085, 24741), (1395, 19243), (1953, 13745), (2749, 9765), (3255, 8247)]