156949828

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2137}}^1$

素因数の和:2252

約数の個数: 48

約数和(自身を含む): 326617984

約数和(自身を除く): 169668156

約数列:

[1, 2, 4, 7, 14, 28, 43, 61, 86, 122, 172, 244, 301, 427, 602, 854, 1204, 1708, 2137, 2623, 4274, 5246, 8548, 10492, 14959, 18361, 29918, 36722, 59836, 73444, 91891, 130357, 183782, 260714, 367564, 521428, 643237, 912499, 1286474, 1824998, 2572948, 3649996, 5605351, 11210702, 22421404, 39237457, 78474914, 156949828]

約数ペア:

[(1, 156949828), (2, 78474914), (4, 39237457), (7, 22421404), (14, 11210702), (28, 5605351), (43, 3649996), (61, 2572948), (86, 1824998), (122, 1286474), (172, 912499), (244, 643237), (301, 521428), (427, 367564), (602, 260714), (854, 183782), (1204, 130357), (1708, 91891), (2137, 73444), (2623, 59836), (4274, 36722), (5246, 29918), (8548, 18361), (10492, 14959)]