28356345

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7243}}^1$

素因数の和:7286

約数の個数: 32

約数和(自身を含む): 52156800

約数和(自身を除く): 23800455

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 7243, 21729, 36215, 65187, 108645, 195561, 210047, 325935, 630141, 977805, 1050235, 1890423, 3150705, 5671269, 9452115, 28356345]

約数ペア:

[(1, 28356345), (3, 9452115), (5, 5671269), (9, 3150705), (15, 1890423), (27, 1050235), (29, 977805), (45, 630141), (87, 325935), (135, 210047), (145, 195561), (261, 108645), (435, 65187), (783, 36215), (1305, 21729), (3915, 7243)]