287388519

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{22273}}^1$

素因数の和:22327

約数の個数: 32

約数和(自身を含む): 461873664

約数和(自身を除く): 174485145

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 253, 391, 561, 759, 1173, 4301, 12903, 22273, 66819, 245003, 378641, 512279, 735009, 1135923, 1536837, 4165051, 5635069, 8708743, 12495153, 16905207, 26126229, 95796173, 287388519]

約数ペア:

[(1, 287388519), (3, 95796173), (11, 26126229), (17, 16905207), (23, 12495153), (33, 8708743), (51, 5635069), (69, 4165051), (187, 1536837), (253, 1135923), (391, 735009), (561, 512279), (759, 378641), (1173, 245003), (4301, 66819), (12903, 22273)]