221528664

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{439541}}^1$

素因数の和:439560

約数の個数: 48

約数和(自身を含む): 685685520

約数和(自身を除く): 464156856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 439541, 879082, 1318623, 1758164, 2637246, 3076787, 3516328, 3955869, 5274492, 6153574, 7911738, 9230361, 10548984, 12307148, 15823476, 18460722, 24614296, 27691083, 31646952, 36921444, 55382166, 73842888, 110764332, 221528664]

約数ペア:

[(1, 221528664), (2, 110764332), (3, 73842888), (4, 55382166), (6, 36921444), (7, 31646952), (8, 27691083), (9, 24614296), (12, 18460722), (14, 15823476), (18, 12307148), (21, 10548984), (24, 9230361), (28, 7911738), (36, 6153574), (42, 5274492), (56, 3955869), (63, 3516328), (72, 3076787), (84, 2637246), (126, 1758164), (168, 1318623), (252, 879082), (504, 439541)]