22172805

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 42462720

約数和(自身を除く): 20289915

約数列:

[1, 3, 5, 9, 15, 23, 27, 37, 45, 69, 111, 115, 135, 185, 193, 207, 333, 345, 555, 579, 621, 851, 965, 999, 1035, 1665, 1737, 2553, 2895, 3105, 4255, 4439, 4995, 5211, 7141, 7659, 8685, 12765, 13317, 21423, 22195, 22977, 26055, 35705, 38295, 39951, 64269, 66585, 107115, 114885, 119853, 164243, 192807, 199755, 321345, 492729, 599265, 821215, 964035, 1478187, 2463645, 4434561, 7390935, 22172805]

約数ペア:

[(1, 22172805), (3, 7390935), (5, 4434561), (9, 2463645), (15, 1478187), (23, 964035), (27, 821215), (37, 599265), (45, 492729), (69, 321345), (111, 199755), (115, 192807), (135, 164243), (185, 119853), (193, 114885), (207, 107115), (333, 66585), (345, 64269), (555, 39951), (579, 38295), (621, 35705), (851, 26055), (965, 22977), (999, 22195), (1035, 21423), (1665, 13317), (1737, 12765), (2553, 8685), (2895, 7659), (3105, 7141), (4255, 5211), (4439, 4995)]