72621819

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2671}}^1$

素因数の和:2752

約数の個数: 32

約数和(自身を含む): 115430400

約数和(自身を除く): 42808581

約数列:

[1, 3, 9, 19, 27, 53, 57, 159, 171, 477, 513, 1007, 1431, 2671, 3021, 8013, 9063, 24039, 27189, 50749, 72117, 141563, 152247, 424689, 456741, 1274067, 1370223, 2689697, 3822201, 8069091, 24207273, 72621819]

約数ペア:

[(1, 72621819), (3, 24207273), (9, 8069091), (19, 3822201), (27, 2689697), (53, 1370223), (57, 1274067), (159, 456741), (171, 424689), (477, 152247), (513, 141563), (1007, 72117), (1431, 50749), (2671, 27189), (3021, 24039), (8013, 9063)]