196680988

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{653}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 407844864

約数和(自身を除く): 211163876

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 347, 434, 653, 694, 868, 1306, 1388, 2429, 2612, 4571, 4858, 9142, 9716, 10757, 18284, 20243, 21514, 40486, 43028, 75299, 80972, 141701, 150598, 226591, 283402, 301196, 453182, 566804, 906364, 1586137, 3172274, 6344548, 7024321, 14048642, 28097284, 49170247, 98340494, 196680988]

約数ペア:

[(1, 196680988), (2, 98340494), (4, 49170247), (7, 28097284), (14, 14048642), (28, 7024321), (31, 6344548), (62, 3172274), (124, 1586137), (217, 906364), (347, 566804), (434, 453182), (653, 301196), (694, 283402), (868, 226591), (1306, 150598), (1388, 141701), (2429, 80972), (2612, 75299), (4571, 43028), (4858, 40486), (9142, 21514), (9716, 20243), (10757, 18284)]