638570252

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{1453}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 1239924672

約数和(自身を除く): 601354420

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 281, 391, 562, 782, 1124, 1453, 1564, 2906, 4777, 5812, 6463, 9554, 12926, 19108, 24701, 25852, 33419, 49402, 66838, 98804, 109871, 133676, 219742, 408293, 439484, 568123, 816586, 1136246, 1633172, 2272492, 6940981, 9390739, 13881962, 18781478, 27763924, 37562956, 159642563, 319285126, 638570252]

約数ペア:

[(1, 638570252), (2, 319285126), (4, 159642563), (17, 37562956), (23, 27763924), (34, 18781478), (46, 13881962), (68, 9390739), (92, 6940981), (281, 2272492), (391, 1633172), (562, 1136246), (782, 816586), (1124, 568123), (1453, 439484), (1564, 408293), (2906, 219742), (4777, 133676), (5812, 109871), (6463, 98804), (9554, 66838), (12926, 49402), (19108, 33419), (24701, 25852)]