216936553665

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4073}}^1\times {\mathrm{16067}}^1$

素因数の和:20178

約数の個数: 64

約数和(自身を含む): 395908321536

約数和(自身を除く): 178971767871

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 4073, 12219, 16067, 20365, 48201, 52949, 61095, 69241, 80335, 158847, 207723, 208871, 241005, 264745, 273139, 346205, 626613, 794235, 819417, 900133, 1038615, 1044355, 1365695, 2700399, 3133065, 3550807, 4097085, 4500665, 10652421, 13501995, 17754035, 53262105, 65440891, 196322673, 327204455, 850731583, 981613365, 1112495147, 2552194749, 3337485441, 4253657915, 5562475735, 12760973745, 14462436911, 16687427205, 43387310733, 72312184555, 216936553665]

約数ペア:

[(1, 216936553665), (3, 72312184555), (5, 43387310733), (13, 16687427205), (15, 14462436911), (17, 12760973745), (39, 5562475735), (51, 4253657915), (65, 3337485441), (85, 2552194749), (195, 1112495147), (221, 981613365), (255, 850731583), (663, 327204455), (1105, 196322673), (3315, 65440891), (4073, 53262105), (12219, 17754035), (16067, 13501995), (20365, 10652421), (48201, 4500665), (52949, 4097085), (61095, 3550807), (69241, 3133065), (80335, 2700399), (158847, 1365695), (207723, 1044355), (208871, 1038615), (241005, 900133), (264745, 819417), (273139, 794235), (346205, 626613)]