258536616

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{828643}}^1$

素因数の和:828665

約数の個数: 32

約数和(自身を含む): 696060960

約数和(自身を除く): 437524344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 828643, 1657286, 2485929, 3314572, 4971858, 6629144, 9943716, 10772359, 19887432, 21544718, 32317077, 43089436, 64634154, 86178872, 129268308, 258536616]

約数ペア:

[(1, 258536616), (2, 129268308), (3, 86178872), (4, 64634154), (6, 43089436), (8, 32317077), (12, 21544718), (13, 19887432), (24, 10772359), (26, 9943716), (39, 6629144), (52, 4971858), (78, 3314572), (104, 2485929), (156, 1657286), (312, 828643)]