137780001

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{547}}^1$

素因数の和:1066

約数の個数: 32

約数和(自身を含む): 215692800

約数和(自身を除く): 77912799

約数列:

[1, 3, 9, 19, 27, 57, 171, 491, 513, 547, 1473, 1641, 4419, 4923, 9329, 10393, 13257, 14769, 27987, 31179, 83961, 93537, 251883, 268577, 280611, 805731, 2417193, 5102963, 7251579, 15308889, 45926667, 137780001]

約数ペア:

[(1, 137780001), (3, 45926667), (9, 15308889), (19, 7251579), (27, 5102963), (57, 2417193), (171, 805731), (491, 280611), (513, 268577), (547, 251883), (1473, 93537), (1641, 83961), (4419, 31179), (4923, 27987), (9329, 14769), (10393, 13257)]