210818775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{439}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 368825600

約数和(自身を除く): 158006825

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 337, 439, 475, 1011, 1317, 1425, 1685, 2195, 5055, 6403, 6585, 8341, 8425, 10975, 19209, 25023, 25275, 32015, 32925, 41705, 96045, 125115, 147943, 160075, 208525, 443829, 480225, 625575, 739715, 2219145, 2810917, 3698575, 8432751, 11095725, 14054585, 42163755, 70272925, 210818775]

約数ペア:

[(1, 210818775), (3, 70272925), (5, 42163755), (15, 14054585), (19, 11095725), (25, 8432751), (57, 3698575), (75, 2810917), (95, 2219145), (285, 739715), (337, 625575), (439, 480225), (475, 443829), (1011, 208525), (1317, 160075), (1425, 147943), (1685, 125115), (2195, 96045), (5055, 41705), (6403, 32925), (6585, 32015), (8341, 25275), (8425, 25023), (10975, 19209)]