521740674

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{318523}}^1$

素因数の和:318551

約数の個数: 48

約数和(自身を含む): 1391312832

約数和(自身を除く): 869572158

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 318523, 637046, 955569, 1911138, 2229661, 2866707, 4140799, 4459322, 5733414, 6688983, 8281598, 12422397, 13377966, 20066949, 24844794, 28985593, 37267191, 40133898, 57971186, 74534382, 86956779, 173913558, 260870337, 521740674]

約数ペア:

[(1, 521740674), (2, 260870337), (3, 173913558), (6, 86956779), (7, 74534382), (9, 57971186), (13, 40133898), (14, 37267191), (18, 28985593), (21, 24844794), (26, 20066949), (39, 13377966), (42, 12422397), (63, 8281598), (78, 6688983), (91, 5733414), (117, 4459322), (126, 4140799), (182, 2866707), (234, 2229661), (273, 1911138), (546, 955569), (819, 637046), (1638, 318523)]