1688893821

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{3499}}^1$

素因数の和:3671

約数の個数: 40

約数和(自身を含む): 2591820000

約数和(自身を除く): 902926179

約数列:

[1, 3, 9, 27, 59, 81, 101, 177, 303, 531, 909, 1593, 2727, 3499, 4779, 5959, 8181, 10497, 17877, 31491, 53631, 94473, 160893, 206441, 283419, 353399, 482679, 619323, 1060197, 1857969, 3180591, 5573907, 9541773, 16721721, 20850541, 28625319, 62551623, 187654869, 562964607, 1688893821]

約数ペア:

[(1, 1688893821), (3, 562964607), (9, 187654869), (27, 62551623), (59, 28625319), (81, 20850541), (101, 16721721), (177, 9541773), (303, 5573907), (531, 3180591), (909, 1857969), (1593, 1060197), (2727, 619323), (3499, 482679), (4779, 353399), (5959, 283419), (8181, 206441), (10497, 160893), (17877, 94473), (31491, 53631)]