213138648

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{26669}}^1$

素因数の和:26721

約数の個数: 64

約数和(自身を含む): 608076000

約数和(自身を除く): 394937352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2664, 3996, 7992, 26669, 53338, 80007, 106676, 160014, 213352, 240021, 320028, 480042, 640056, 720063, 960084, 986753, 1440126, 1920168, 1973506, 2880252, 2960259, 3947012, 5760504, 5920518, 7894024, 8880777, 11841036, 17761554, 23682072, 26642331, 35523108, 53284662, 71046216, 106569324, 213138648]

約数ペア:

[(1, 213138648), (2, 106569324), (3, 71046216), (4, 53284662), (6, 35523108), (8, 26642331), (9, 23682072), (12, 17761554), (18, 11841036), (24, 8880777), (27, 7894024), (36, 5920518), (37, 5760504), (54, 3947012), (72, 2960259), (74, 2880252), (108, 1973506), (111, 1920168), (148, 1440126), (216, 986753), (222, 960084), (296, 720063), (333, 640056), (444, 480042), (666, 320028), (888, 240021), (999, 213352), (1332, 160014), (1998, 106676), (2664, 80007), (3996, 53338), (7992, 26669)]