278737992

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{297797}}^1$

素因数の和:297822

約数の個数: 48

約数和(自身を含む): 812988540

約数和(自身を除く): 534250548

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 297797, 595594, 893391, 1191188, 1786782, 2382376, 2680173, 3573564, 3871361, 5360346, 7147128, 7742722, 10720692, 11614083, 15485444, 21441384, 23228166, 30970888, 34842249, 46456332, 69684498, 92912664, 139368996, 278737992]

約数ペア:

[(1, 278737992), (2, 139368996), (3, 92912664), (4, 69684498), (6, 46456332), (8, 34842249), (9, 30970888), (12, 23228166), (13, 21441384), (18, 15485444), (24, 11614083), (26, 10720692), (36, 7742722), (39, 7147128), (52, 5360346), (72, 3871361), (78, 3573564), (104, 2680173), (117, 2382376), (156, 1786782), (234, 1191188), (312, 893391), (468, 595594), (936, 297797)]