212972984

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:900

約数の個数: 64

約数和(自身を含む): 475200000

約数和(自身を除く): 262227016

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 199, 203, 232, 398, 406, 659, 796, 812, 1318, 1393, 1592, 1624, 2636, 2786, 4613, 5272, 5572, 5771, 9226, 11144, 11542, 18452, 19111, 23084, 36904, 38222, 40397, 46168, 76444, 80794, 131141, 133777, 152888, 161588, 262282, 267554, 323176, 524564, 535108, 917987, 1049128, 1070216, 1835974, 3671948, 3803089, 7343896, 7606178, 15212356, 26621623, 30424712, 53243246, 106486492, 212972984]

約数ペア:

[(1, 212972984), (2, 106486492), (4, 53243246), (7, 30424712), (8, 26621623), (14, 15212356), (28, 7606178), (29, 7343896), (56, 3803089), (58, 3671948), (116, 1835974), (199, 1070216), (203, 1049128), (232, 917987), (398, 535108), (406, 524564), (659, 323176), (796, 267554), (812, 262282), (1318, 161588), (1393, 152888), (1592, 133777), (1624, 131141), (2636, 80794), (2786, 76444), (4613, 46168), (5272, 40397), (5572, 38222), (5771, 36904), (9226, 23084), (11144, 19111), (11542, 18452)]