491974485

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{8539}}^1$

素因数の和:8737

約数の個数: 32

約数和(自身を含む): 826398720

約数和(自身を除く): 334424235

約数列:

[1, 3, 5, 15, 23, 69, 115, 167, 345, 501, 835, 2505, 3841, 8539, 11523, 19205, 25617, 42695, 57615, 128085, 196397, 589191, 981985, 1426013, 2945955, 4278039, 7130065, 21390195, 32798299, 98394897, 163991495, 491974485]

約数ペア:

[(1, 491974485), (3, 163991495), (5, 98394897), (15, 32798299), (23, 21390195), (69, 7130065), (115, 4278039), (167, 2945955), (345, 1426013), (501, 981985), (835, 589191), (2505, 196397), (3841, 128085), (8539, 57615), (11523, 42695), (19205, 25617)]