661527384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{6143}}^1$

素因数の和:6800

約数の個数: 64

約数和(自身を含む): 1893335040

約数和(自身を除く): 1231807656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 641, 1282, 1923, 2564, 3846, 4487, 5128, 6143, 7692, 8974, 12286, 13461, 15384, 17948, 18429, 24572, 26922, 35896, 36858, 43001, 49144, 53844, 73716, 86002, 107688, 129003, 147432, 172004, 258006, 344008, 516012, 1032024, 3937663, 7875326, 11812989, 15750652, 23625978, 27563641, 31501304, 47251956, 55127282, 82690923, 94503912, 110254564, 165381846, 220509128, 330763692, 661527384]

約数ペア:

[(1, 661527384), (2, 330763692), (3, 220509128), (4, 165381846), (6, 110254564), (7, 94503912), (8, 82690923), (12, 55127282), (14, 47251956), (21, 31501304), (24, 27563641), (28, 23625978), (42, 15750652), (56, 11812989), (84, 7875326), (168, 3937663), (641, 1032024), (1282, 516012), (1923, 344008), (2564, 258006), (3846, 172004), (4487, 147432), (5128, 129003), (6143, 107688), (7692, 86002), (8974, 73716), (12286, 53844), (13461, 49144), (15384, 43001), (17948, 36858), (18429, 35896), (24572, 26922)]