1213595

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:262

約数の個数: 16

約数和(自身を含む): 1553472

約数和(自身を除く): 339877

約数列:

[1, 5, 23, 61, 115, 173, 305, 865, 1403, 3979, 7015, 10553, 19895, 52765, 242719, 1213595]

約数ペア:

[(1, 1213595), (5, 242719), (23, 52765), (61, 19895), (115, 10553), (173, 7015), (305, 3979), (865, 1403)]