38998465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 53498880

約数和(自身を除く): 14500415

約数列:

[1, 5, 11, 31, 55, 89, 155, 257, 341, 445, 979, 1285, 1705, 2759, 2827, 4895, 7967, 13795, 14135, 22873, 30349, 39835, 87637, 114365, 151745, 251603, 438185, 709063, 1258015, 3545315, 7799693, 38998465]

約数ペア:

[(1, 38998465), (5, 7799693), (11, 3545315), (31, 1258015), (55, 709063), (89, 438185), (155, 251603), (257, 151745), (341, 114365), (445, 87637), (979, 39835), (1285, 30349), (1705, 22873), (2759, 14135), (2827, 13795), (4895, 7967)]