761620905

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1877}}^1$

素因数の和:2086

約数の個数: 48

約数和(自身を含む): 1349996544

約数和(自身を除く): 588375639

約数列:

[1, 3, 5, 9, 15, 45, 71, 127, 213, 355, 381, 635, 639, 1065, 1143, 1877, 1905, 3195, 5631, 5715, 9017, 9385, 16893, 27051, 28155, 45085, 81153, 84465, 133267, 135255, 238379, 399801, 405765, 666335, 715137, 1191895, 1199403, 1999005, 2145411, 3575685, 5997015, 10727055, 16924909, 50774727, 84624545, 152324181, 253873635, 761620905]

約数ペア:

[(1, 761620905), (3, 253873635), (5, 152324181), (9, 84624545), (15, 50774727), (45, 16924909), (71, 10727055), (127, 5997015), (213, 3575685), (355, 2145411), (381, 1999005), (635, 1199403), (639, 1191895), (1065, 715137), (1143, 666335), (1877, 405765), (1905, 399801), (3195, 238379), (5631, 135255), (5715, 133267), (9017, 84465), (9385, 81153), (16893, 45085), (27051, 28155)]