18303645

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{401}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 31259520

約数和(自身を除く): 12955875

約数列:

[1, 3, 5, 15, 17, 51, 85, 179, 255, 401, 537, 895, 1203, 2005, 2685, 3043, 6015, 6817, 9129, 15215, 20451, 34085, 45645, 71779, 102255, 215337, 358895, 1076685, 1220243, 3660729, 6101215, 18303645]

約数ペア:

[(1, 18303645), (3, 6101215), (5, 3660729), (15, 1220243), (17, 1076685), (51, 358895), (85, 215337), (179, 102255), (255, 71779), (401, 45645), (537, 34085), (895, 20451), (1203, 15215), (2005, 9129), (2685, 6817), (3043, 6015)]