198141075

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 389975040

約数和(自身を除く): 191833965

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 223, 225, 275, 359, 495, 669, 825, 1077, 1115, 1795, 2007, 2453, 2475, 3231, 3345, 3949, 5385, 5575, 7359, 8975, 10035, 11847, 12265, 16155, 16725, 19745, 22077, 26925, 35541, 36795, 50175, 59235, 61325, 80057, 80775, 98725, 110385, 177705, 183975, 240171, 296175, 400285, 551925, 720513, 880627, 888525, 1200855, 2001425, 2641881, 3602565, 4403135, 6004275, 7925643, 13209405, 18012825, 22015675, 39628215, 66047025, 198141075]

約数ペア:

[(1, 198141075), (3, 66047025), (5, 39628215), (9, 22015675), (11, 18012825), (15, 13209405), (25, 7925643), (33, 6004275), (45, 4403135), (55, 3602565), (75, 2641881), (99, 2001425), (165, 1200855), (223, 888525), (225, 880627), (275, 720513), (359, 551925), (495, 400285), (669, 296175), (825, 240171), (1077, 183975), (1115, 177705), (1795, 110385), (2007, 98725), (2453, 80775), (2475, 80057), (3231, 61325), (3345, 59235), (3949, 50175), (5385, 36795), (5575, 35541), (7359, 26925), (8975, 22077), (10035, 19745), (11847, 16725), (12265, 16155)]