201420051

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 336199680

約数和(自身を除く): 134779629

約数列:

[1, 3, 7, 21, 29, 31, 47, 87, 93, 141, 203, 217, 227, 329, 609, 651, 681, 899, 987, 1363, 1457, 1589, 2697, 4089, 4371, 4767, 6293, 6583, 7037, 9541, 10199, 10669, 18879, 19749, 21111, 28623, 30597, 32007, 42253, 46081, 49259, 74683, 126759, 138243, 147777, 204073, 224049, 295771, 309401, 330739, 612219, 887313, 928203, 992217, 1428511, 2165807, 2315173, 4285533, 6497421, 6945519, 9591431, 28774293, 67140017, 201420051]

約数ペア:

[(1, 201420051), (3, 67140017), (7, 28774293), (21, 9591431), (29, 6945519), (31, 6497421), (47, 4285533), (87, 2315173), (93, 2165807), (141, 1428511), (203, 992217), (217, 928203), (227, 887313), (329, 612219), (609, 330739), (651, 309401), (681, 295771), (899, 224049), (987, 204073), (1363, 147777), (1457, 138243), (1589, 126759), (2697, 74683), (4089, 49259), (4371, 46081), (4767, 42253), (6293, 32007), (6583, 30597), (7037, 28623), (9541, 21111), (10199, 19749), (10669, 18879)]