285342512

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{195977}}^1$

素因数の和:196005

約数の個数: 40

約数和(自身を含む): 680435616

約数和(自身を除く): 395093104

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 195977, 391954, 783908, 1371839, 1567816, 2547701, 2743678, 3135632, 5095402, 5487356, 10190804, 10974712, 17833907, 20381608, 21949424, 35667814, 40763216, 71335628, 142671256, 285342512]

約数ペア:

[(1, 285342512), (2, 142671256), (4, 71335628), (7, 40763216), (8, 35667814), (13, 21949424), (14, 20381608), (16, 17833907), (26, 10974712), (28, 10190804), (52, 5487356), (56, 5095402), (91, 3135632), (104, 2743678), (112, 2547701), (182, 1567816), (208, 1371839), (364, 783908), (728, 391954), (1456, 195977)]