1397474992

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{359}}^1\times {\mathrm{1091}}^1$

素因数の和:1681

約数の個数: 40

約数和(自身を含む): 2729825280

約数和(自身を除く): 1332350288

約数列:

[1, 2, 4, 8, 16, 223, 359, 446, 718, 892, 1091, 1436, 1784, 2182, 2872, 3568, 4364, 5744, 8728, 17456, 80057, 160114, 243293, 320228, 391669, 486586, 640456, 783338, 973172, 1280912, 1566676, 1946344, 3133352, 3892688, 6266704, 87342187, 174684374, 349368748, 698737496, 1397474992]

約数ペア:

[(1, 1397474992), (2, 698737496), (4, 349368748), (8, 174684374), (16, 87342187), (223, 6266704), (359, 3892688), (446, 3133352), (718, 1946344), (892, 1566676), (1091, 1280912), (1436, 973172), (1784, 783338), (2182, 640456), (2872, 486586), (3568, 391669), (4364, 320228), (5744, 243293), (8728, 160114), (17456, 80057)]