1387944

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 3868020

約数和(自身を除く): 2480076

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 521, 666, 888, 1042, 1332, 1563, 2084, 2664, 3126, 4168, 4689, 6252, 9378, 12504, 18756, 19277, 37512, 38554, 57831, 77108, 115662, 154216, 173493, 231324, 346986, 462648, 693972, 1387944]

約数ペア:

[(1, 1387944), (2, 693972), (3, 462648), (4, 346986), (6, 231324), (8, 173493), (9, 154216), (12, 115662), (18, 77108), (24, 57831), (36, 38554), (37, 37512), (72, 19277), (74, 18756), (111, 12504), (148, 9378), (222, 6252), (296, 4689), (333, 4168), (444, 3126), (521, 2664), (666, 2084), (888, 1563), (1042, 1332)]