721178892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{124427}}^1$

素因数の和:124467

約数の個数: 72

約数和(自身を含む): 2174006016

約数和(自身を除く): 1452827124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 5796, 124427, 248854, 373281, 497708, 746562, 870989, 1119843, 1493124, 1741978, 2239686, 2612967, 2861821, 3483956, 4479372, 5225934, 5723642, 7838901, 8585463, 10451868, 11447284, 15677802, 17170926, 20032747, 25756389, 31355604, 34341852, 40065494, 51512778, 60098241, 80130988, 103025556, 120196482, 180294723, 240392964, 360589446, 721178892]

約数ペア:

[(1, 721178892), (2, 360589446), (3, 240392964), (4, 180294723), (6, 120196482), (7, 103025556), (9, 80130988), (12, 60098241), (14, 51512778), (18, 40065494), (21, 34341852), (23, 31355604), (28, 25756389), (36, 20032747), (42, 17170926), (46, 15677802), (63, 11447284), (69, 10451868), (84, 8585463), (92, 7838901), (126, 5723642), (138, 5225934), (161, 4479372), (207, 3483956), (252, 2861821), (276, 2612967), (322, 2239686), (414, 1741978), (483, 1493124), (644, 1119843), (828, 870989), (966, 746562), (1449, 497708), (1932, 373281), (2898, 248854), (5796, 124427)]