71396235

素因数分解:

$3^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1019}}^1$

素因数の和:1209

約数の個数: 40

約数和(自身を含む): 128850480

約数和(自身を除く): 57454245

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 173, 405, 519, 865, 1019, 1557, 2595, 3057, 4671, 5095, 7785, 9171, 14013, 15285, 23355, 27513, 45855, 70065, 82539, 137565, 176287, 412695, 528861, 881435, 1586583, 2644305, 4759749, 7932915, 14279247, 23798745, 71396235]

約数ペア:

[(1, 71396235), (3, 23798745), (5, 14279247), (9, 7932915), (15, 4759749), (27, 2644305), (45, 1586583), (81, 881435), (135, 528861), (173, 412695), (405, 176287), (519, 137565), (865, 82539), (1019, 70065), (1557, 45855), (2595, 27513), (3057, 23355), (4671, 15285), (5095, 14013), (7785, 9171)]