247505958

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{971}}^1$

素因数の和:1027

約数の個数: 108

約数和(自身を含む): 663352092

約数和(自身を除く): 415846134

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 49, 51, 63, 98, 102, 119, 126, 147, 153, 238, 289, 294, 306, 357, 441, 578, 714, 833, 867, 882, 971, 1071, 1666, 1734, 1942, 2023, 2142, 2499, 2601, 2913, 4046, 4998, 5202, 5826, 6069, 6797, 7497, 8739, 12138, 13594, 14161, 14994, 16507, 17478, 18207, 20391, 28322, 33014, 36414, 40782, 42483, 47579, 49521, 61173, 84966, 95158, 99042, 115549, 122346, 127449, 142737, 148563, 231098, 254898, 280619, 285474, 297126, 346647, 428211, 561238, 693294, 808843, 841857, 856422, 1039941, 1617686, 1683714, 1964333, 2079882, 2426529, 2525571, 3928666, 4853058, 5051142, 5892999, 7279587, 11785998, 13750331, 14559174, 17678997, 27500662, 35357994, 41250993, 82501986, 123752979, 247505958]

約数ペア:

[(1, 247505958), (2, 123752979), (3, 82501986), (6, 41250993), (7, 35357994), (9, 27500662), (14, 17678997), (17, 14559174), (18, 13750331), (21, 11785998), (34, 7279587), (42, 5892999), (49, 5051142), (51, 4853058), (63, 3928666), (98, 2525571), (102, 2426529), (119, 2079882), (126, 1964333), (147, 1683714), (153, 1617686), (238, 1039941), (289, 856422), (294, 841857), (306, 808843), (357, 693294), (441, 561238), (578, 428211), (714, 346647), (833, 297126), (867, 285474), (882, 280619), (971, 254898), (1071, 231098), (1666, 148563), (1734, 142737), (1942, 127449), (2023, 122346), (2142, 115549), (2499, 99042), (2601, 95158), (2913, 84966), (4046, 61173), (4998, 49521), (5202, 47579), (5826, 42483), (6069, 40782), (6797, 36414), (7497, 33014), (8739, 28322), (12138, 20391), (13594, 18207), (14161, 17478), (14994, 16507)]