671333688

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{490741}}^1$

素因数の和:490772

約数の個数: 48

約数和(自身を含む): 1913893800

約数和(自身を除く): 1242560112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 490741, 981482, 1472223, 1962964, 2944446, 3925928, 4416669, 5888892, 8833338, 9324079, 11777784, 17666676, 18648158, 27972237, 35333352, 37296316, 55944474, 74592632, 83916711, 111888948, 167833422, 223777896, 335666844, 671333688]

約数ペア:

[(1, 671333688), (2, 335666844), (3, 223777896), (4, 167833422), (6, 111888948), (8, 83916711), (9, 74592632), (12, 55944474), (18, 37296316), (19, 35333352), (24, 27972237), (36, 18648158), (38, 17666676), (57, 11777784), (72, 9324079), (76, 8833338), (114, 5888892), (152, 4416669), (171, 3925928), (228, 2944446), (342, 1962964), (456, 1472223), (684, 981482), (1368, 490741)]