287907516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{615187}}^1$

素因数の和:615210

約数の個数: 36

約数和(自身を含む): 783749512

約数和(自身を除く): 495841996

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 615187, 1230374, 1845561, 2460748, 3691122, 5536683, 7382244, 7997431, 11073366, 15994862, 22146732, 23992293, 31989724, 47984586, 71976879, 95969172, 143953758, 287907516]

約数ペア:

[(1, 287907516), (2, 143953758), (3, 95969172), (4, 71976879), (6, 47984586), (9, 31989724), (12, 23992293), (13, 22146732), (18, 15994862), (26, 11073366), (36, 7997431), (39, 7382244), (52, 5536683), (78, 3691122), (117, 2460748), (156, 1845561), (234, 1230374), (468, 615187)]