69920595

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 126640800

約数和(自身を除く): 56720205

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 131, 145, 261, 393, 409, 435, 655, 1179, 1227, 1305, 1965, 2045, 3681, 3799, 5895, 6135, 11397, 11861, 18405, 18995, 34191, 35583, 53579, 56985, 59305, 106749, 160737, 170955, 177915, 267895, 482211, 533745, 803685, 1553791, 2411055, 4661373, 7768955, 13984119, 23306865, 69920595]

約数ペア:

[(1, 69920595), (3, 23306865), (5, 13984119), (9, 7768955), (15, 4661373), (29, 2411055), (45, 1553791), (87, 803685), (131, 533745), (145, 482211), (261, 267895), (393, 177915), (409, 170955), (435, 160737), (655, 106749), (1179, 59305), (1227, 56985), (1305, 53579), (1965, 35583), (2045, 34191), (3681, 18995), (3799, 18405), (5895, 11861), (6135, 11397)]