39245705

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 51508224

約数和(自身を除く): 12262519

約数列:

[1, 5, 23, 47, 53, 115, 137, 235, 265, 685, 1081, 1219, 2491, 3151, 5405, 6095, 6439, 7261, 12455, 15755, 32195, 36305, 57293, 148097, 167003, 286465, 341267, 740485, 835015, 1706335, 7849141, 39245705]

約数ペア:

[(1, 39245705), (5, 7849141), (23, 1706335), (47, 835015), (53, 740485), (115, 341267), (137, 286465), (235, 167003), (265, 148097), (685, 57293), (1081, 36305), (1219, 32195), (2491, 15755), (3151, 12455), (5405, 7261), (6095, 6439)]