187443417

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4561}}^1$

素因数の和:4693

約数の個数: 32

約数和(自身を含む): 303646720

約数和(自身を除く): 116203303

約数列:

[1, 3, 7, 19, 21, 57, 103, 133, 309, 399, 721, 1957, 2163, 4561, 5871, 13683, 13699, 31927, 41097, 86659, 95781, 259977, 469783, 606613, 1409349, 1819839, 3288481, 8925877, 9865443, 26777631, 62481139, 187443417]

約数ペア:

[(1, 187443417), (3, 62481139), (7, 26777631), (19, 9865443), (21, 8925877), (57, 3288481), (103, 1819839), (133, 1409349), (309, 606613), (399, 469783), (721, 259977), (1957, 95781), (2163, 86659), (4561, 41097), (5871, 31927), (13683, 13699)]