27801291235

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1\times {\mathrm{3881}}^1$

素因数の和:4431

約数の個数: 32

約数和(自身を含む): 34882099200

約数和(自身を除く): 7080807965

約数列:

[1, 5, 29, 127, 145, 389, 635, 1945, 3683, 3881, 11281, 18415, 19405, 49403, 56405, 112549, 247015, 492887, 562745, 1432687, 1509709, 2464435, 7163435, 7548545, 14293723, 43781561, 71468615, 191733043, 218907805, 958665215, 5560258247, 27801291235]

約数ペア:

[(1, 27801291235), (5, 5560258247), (29, 958665215), (127, 218907805), (145, 191733043), (389, 71468615), (635, 43781561), (1945, 14293723), (3683, 7548545), (3881, 7163435), (11281, 2464435), (18415, 1509709), (19405, 1432687), (49403, 562745), (56405, 492887), (112549, 247015)]