71231589

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1$

素因数の和:1023

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 59405211

約数列:

[1, 3, 9, 11, 13, 19, 27, 33, 39, 57, 99, 117, 143, 171, 209, 247, 297, 351, 429, 513, 627, 741, 971, 1287, 1881, 2223, 2717, 2913, 3861, 5643, 6669, 8151, 8739, 10681, 12623, 18449, 24453, 26217, 32043, 37869, 55347, 73359, 96129, 113607, 138853, 166041, 202939, 239837, 288387, 340821, 416559, 498123, 608817, 719511, 1249677, 1826451, 2158533, 2638207, 3749031, 5479353, 6475599, 7914621, 23743863, 71231589]

約数ペア:

[(1, 71231589), (3, 23743863), (9, 7914621), (11, 6475599), (13, 5479353), (19, 3749031), (27, 2638207), (33, 2158533), (39, 1826451), (57, 1249677), (99, 719511), (117, 608817), (143, 498123), (171, 416559), (209, 340821), (247, 288387), (297, 239837), (351, 202939), (429, 166041), (513, 138853), (627, 113607), (741, 96129), (971, 73359), (1287, 55347), (1881, 37869), (2223, 32043), (2717, 26217), (2913, 24453), (3861, 18449), (5643, 12623), (6669, 10681), (8151, 8739)]