28171095

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 47554560

約数和(自身を除く): 19383465

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 1289, 1457, 3867, 4371, 6445, 7285, 19335, 21855, 39959, 60583, 119877, 181749, 199795, 302915, 599385, 908745, 1878073, 5634219, 9390365, 28171095]

約数ペア:

[(1, 28171095), (3, 9390365), (5, 5634219), (15, 1878073), (31, 908745), (47, 599385), (93, 302915), (141, 199795), (155, 181749), (235, 119877), (465, 60583), (705, 39959), (1289, 21855), (1457, 19335), (3867, 7285), (4371, 6445)]