720861498

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{1907041}}^1$

素因数の和:1907059

約数の個数: 32

約数和(自身を含む): 1830760320

約数和(自身を除く): 1109898822

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 1907041, 3814082, 5721123, 11442246, 13349287, 17163369, 26698574, 34326738, 40047861, 51490107, 80095722, 102980214, 120143583, 240287166, 360430749, 720861498]

約数ペア:

[(1, 720861498), (2, 360430749), (3, 240287166), (6, 120143583), (7, 102980214), (9, 80095722), (14, 51490107), (18, 40047861), (21, 34326738), (27, 26698574), (42, 17163369), (54, 13349287), (63, 11442246), (126, 5721123), (189, 3814082), (378, 1907041)]