28996318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{743}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 49996800

約数和(自身を除く): 21000482

約数列:

[1, 2, 13, 19, 26, 38, 79, 158, 247, 494, 743, 1027, 1486, 1501, 2054, 3002, 9659, 14117, 19318, 19513, 28234, 39026, 58697, 117394, 183521, 367042, 763061, 1115243, 1526122, 2230486, 14498159, 28996318]

約数ペア:

[(1, 28996318), (2, 14498159), (13, 2230486), (19, 1526122), (26, 1115243), (38, 763061), (79, 367042), (158, 183521), (247, 117394), (494, 58697), (743, 39026), (1027, 28234), (1486, 19513), (1501, 19318), (2054, 14117), (3002, 9659)]