28491369

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 12876951

約数列:

[1, 3, 29, 37, 53, 87, 111, 159, 167, 501, 1073, 1537, 1961, 3219, 4611, 4843, 5883, 6179, 8851, 14529, 18537, 26553, 56869, 170607, 179191, 256679, 327487, 537573, 770037, 982461, 9497123, 28491369]

約数ペア:

[(1, 28491369), (3, 9497123), (29, 982461), (37, 770037), (53, 537573), (87, 327487), (111, 256679), (159, 179191), (167, 170607), (501, 56869), (1073, 26553), (1537, 18537), (1961, 14529), (3219, 8851), (4611, 6179), (4843, 5883)]