40169205

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{30781}}^1$

素因数の和:30821

約数の個数: 24

約数和(自身を含む): 72029880

約数和(自身を除く): 31860675

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 30781, 92343, 153905, 277029, 461715, 892649, 1385145, 2677947, 4463245, 8033841, 13389735, 40169205]

約数ペア:

[(1, 40169205), (3, 13389735), (5, 8033841), (9, 4463245), (15, 2677947), (29, 1385145), (45, 892649), (87, 461715), (145, 277029), (261, 153905), (435, 92343), (1305, 30781)]