31420732

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{683}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 66189312

約数和(自身を除く): 34768580

約数列:

[1, 2, 4, 7, 14, 28, 31, 53, 62, 106, 124, 212, 217, 371, 434, 683, 742, 868, 1366, 1484, 1643, 2732, 3286, 4781, 6572, 9562, 11501, 19124, 21173, 23002, 36199, 42346, 46004, 72398, 84692, 144796, 148211, 253393, 296422, 506786, 592844, 1013572, 1122169, 2244338, 4488676, 7855183, 15710366, 31420732]

約数ペア:

[(1, 31420732), (2, 15710366), (4, 7855183), (7, 4488676), (14, 2244338), (28, 1122169), (31, 1013572), (53, 592844), (62, 506786), (106, 296422), (124, 253393), (212, 148211), (217, 144796), (371, 84692), (434, 72398), (683, 46004), (742, 42346), (868, 36199), (1366, 23002), (1484, 21173), (1643, 19124), (2732, 11501), (3286, 9562), (4781, 6572)]