78845145

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{733}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 129371904

約数和(自身を除く): 50526759

約数列:

[1, 3, 5, 15, 71, 101, 213, 303, 355, 505, 733, 1065, 1515, 2199, 3665, 7171, 10995, 21513, 35855, 52043, 74033, 107565, 156129, 222099, 260215, 370165, 780645, 1110495, 5256343, 15769029, 26281715, 78845145]

約数ペア:

[(1, 78845145), (3, 26281715), (5, 15769029), (15, 5256343), (71, 1110495), (101, 780645), (213, 370165), (303, 260215), (355, 222099), (505, 156129), (733, 107565), (1065, 74033), (1515, 52043), (2199, 35855), (3665, 21513), (7171, 10995)]