238417845

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{3491}}^1$

素因数の和:3685

約数の個数: 32

約数和(自身を含む): 397249920

約数和(自身を除く): 158832075

約数列:

[1, 3, 5, 15, 29, 87, 145, 157, 435, 471, 785, 2355, 3491, 4553, 10473, 13659, 17455, 22765, 52365, 68295, 101239, 303717, 506195, 548087, 1518585, 1644261, 2740435, 8221305, 15894523, 47683569, 79472615, 238417845]

約数ペア:

[(1, 238417845), (3, 79472615), (5, 47683569), (15, 15894523), (29, 8221305), (87, 2740435), (145, 1644261), (157, 1518585), (435, 548087), (471, 506195), (785, 303717), (2355, 101239), (3491, 68295), (4553, 52365), (10473, 22765), (13659, 17455)]