127989358

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3673}}^1$

素因数の和:3832

約数の個数: 32

約数和(自身を含む): 232784640

約数和(自身を除く): 104795282

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 917, 1834, 2489, 3673, 4978, 7346, 17423, 25711, 34846, 51422, 69787, 139574, 481163, 488509, 962326, 977018, 3368141, 6736282, 9142097, 18284194, 63994679, 127989358]

約数ペア:

[(1, 127989358), (2, 63994679), (7, 18284194), (14, 9142097), (19, 6736282), (38, 3368141), (131, 977018), (133, 962326), (262, 488509), (266, 481163), (917, 139574), (1834, 69787), (2489, 51422), (3673, 34846), (4978, 25711), (7346, 17423)]