407593676

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{487}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 830333952

約数和(自身を除く): 422740276

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 421, 487, 497, 842, 974, 994, 1684, 1948, 1988, 2947, 3409, 5894, 6818, 11788, 13636, 29891, 34577, 59782, 69154, 119564, 138308, 205027, 209237, 242039, 410054, 418474, 484078, 820108, 836948, 968156, 1435189, 2870378, 5740756, 14556917, 29113834, 58227668, 101898419, 203796838, 407593676]

約数ペア:

[(1, 407593676), (2, 203796838), (4, 101898419), (7, 58227668), (14, 29113834), (28, 14556917), (71, 5740756), (142, 2870378), (284, 1435189), (421, 968156), (487, 836948), (497, 820108), (842, 484078), (974, 418474), (994, 410054), (1684, 242039), (1948, 209237), (1988, 205027), (2947, 138308), (3409, 119564), (5894, 69154), (6818, 59782), (11788, 34577), (13636, 29891)]