187899465

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{22409}}^1$

素因数の和:22473

約数の個数: 32

約数和(自身を含む): 331309440

約数和(自身を除く): 143409975

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 22409, 67227, 112045, 291317, 336135, 873951, 963587, 1456585, 2890761, 4369755, 4817935, 12526631, 14453805, 37579893, 62633155, 187899465]

約数ペア:

[(1, 187899465), (3, 62633155), (5, 37579893), (13, 14453805), (15, 12526631), (39, 4817935), (43, 4369755), (65, 2890761), (129, 1456585), (195, 963587), (215, 873951), (559, 336135), (645, 291317), (1677, 112045), (2795, 67227), (8385, 22409)]