281372238

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{744371}}^1$

素因数の和:744389

約数の個数: 32

約数和(自身を含む): 714597120

約数和(自身を除く): 433224882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 744371, 1488742, 2233113, 4466226, 5210597, 6699339, 10421194, 13398678, 15631791, 20098017, 31263582, 40196034, 46895373, 93790746, 140686119, 281372238]

約数ペア:

[(1, 281372238), (2, 140686119), (3, 93790746), (6, 46895373), (7, 40196034), (9, 31263582), (14, 20098017), (18, 15631791), (21, 13398678), (27, 10421194), (42, 6699339), (54, 5210597), (63, 4466226), (126, 2233113), (189, 1488742), (378, 744371)]