127790147984

素因数分解:

$2^4\times {\mathrm{751}}^1\times {\mathrm{997}}^1\times {\mathrm{10667}}^1$

素因数の和:12423

約数の個数: 40

約数和(自身を含む): 248195031168

約数和(自身を除く): 120404883184

約数列:

[1, 2, 4, 8, 16, 751, 997, 1502, 1994, 3004, 3988, 6008, 7976, 10667, 12016, 15952, 21334, 42668, 85336, 170672, 748747, 1497494, 2994988, 5989976, 8010917, 10634999, 11979952, 16021834, 21269998, 32043668, 42539996, 64087336, 85079992, 128174672, 170159984, 7986884249, 15973768498, 31947536996, 63895073992, 127790147984]

約数ペア:

[(1, 127790147984), (2, 63895073992), (4, 31947536996), (8, 15973768498), (16, 7986884249), (751, 170159984), (997, 128174672), (1502, 85079992), (1994, 64087336), (3004, 42539996), (3988, 32043668), (6008, 21269998), (7976, 16021834), (10667, 11979952), (12016, 10634999), (15952, 8010917), (21334, 5989976), (42668, 2994988), (85336, 1497494), (170672, 748747)]