215899996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1999}}^1$

素因数の和:2114

約数の個数: 48

約数和(自身を含む): 426496000

約数和(自身を除く): 210596004

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 67, 124, 134, 268, 403, 806, 871, 1612, 1742, 1999, 2077, 3484, 3998, 4154, 7996, 8308, 25987, 27001, 51974, 54002, 61969, 103948, 108004, 123938, 133933, 247876, 267866, 535732, 805597, 1611194, 1741129, 3222388, 3482258, 4151923, 6964516, 8303846, 16607692, 53974999, 107949998, 215899996]

約数ペア:

[(1, 215899996), (2, 107949998), (4, 53974999), (13, 16607692), (26, 8303846), (31, 6964516), (52, 4151923), (62, 3482258), (67, 3222388), (124, 1741129), (134, 1611194), (268, 805597), (403, 535732), (806, 267866), (871, 247876), (1612, 133933), (1742, 123938), (1999, 108004), (2077, 103948), (3484, 61969), (3998, 54002), (4154, 51974), (7996, 27001), (8308, 25987)]