28450665

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 22767255

約数列:

[1, 3, 5, 9, 15, 45, 53, 79, 151, 159, 237, 265, 395, 453, 477, 711, 755, 795, 1185, 1359, 2265, 2385, 3555, 4187, 6795, 8003, 11929, 12561, 20935, 24009, 35787, 37683, 40015, 59645, 62805, 72027, 107361, 120045, 178935, 188415, 360135, 536805, 632237, 1896711, 3161185, 5690133, 9483555, 28450665]

約数ペア:

[(1, 28450665), (3, 9483555), (5, 5690133), (9, 3161185), (15, 1896711), (45, 632237), (53, 536805), (79, 360135), (151, 188415), (159, 178935), (237, 120045), (265, 107361), (395, 72027), (453, 62805), (477, 59645), (711, 40015), (755, 37683), (795, 35787), (1185, 24009), (1359, 20935), (2265, 12561), (2385, 11929), (3555, 8003), (4187, 6795)]