489457388

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{24517}}^1$

素因数の和:24582

約数の個数: 48

約数和(自身を含む): 1054470144

約数和(自身を除く): 565012756

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1426, 2852, 4991, 9982, 19964, 24517, 49034, 98068, 171619, 343238, 563891, 686476, 760027, 1127782, 1520054, 2255564, 3040108, 3947237, 5320189, 7894474, 10640378, 15788948, 17480621, 21280756, 34961242, 69922484, 122364347, 244728694, 489457388]

約数ペア:

[(1, 489457388), (2, 244728694), (4, 122364347), (7, 69922484), (14, 34961242), (23, 21280756), (28, 17480621), (31, 15788948), (46, 10640378), (62, 7894474), (92, 5320189), (124, 3947237), (161, 3040108), (217, 2255564), (322, 1520054), (434, 1127782), (644, 760027), (713, 686476), (868, 563891), (1426, 343238), (2852, 171619), (4991, 98068), (9982, 49034), (19964, 24517)]