15666793935

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1\times {\mathrm{1973}}^1$

素因数の和:2984

約数の個数: 64

約数和(自身を含む): 27666067968

約数和(自身を除く): 11999274033

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 947, 1677, 1973, 2795, 2841, 4735, 5919, 8385, 9865, 12311, 14205, 25649, 29595, 36933, 40721, 61555, 76947, 84839, 122163, 128245, 184665, 203605, 254517, 384735, 424195, 529373, 610815, 1102907, 1272585, 1588119, 1868431, 2646865, 3308721, 5514535, 5605293, 7940595, 9342155, 16543605, 24289603, 28026465, 72868809, 80342533, 121448015, 241027599, 364344045, 401712665, 1044452929, 1205137995, 3133358787, 5222264645, 15666793935]

約数ペア:

[(1, 15666793935), (3, 5222264645), (5, 3133358787), (13, 1205137995), (15, 1044452929), (39, 401712665), (43, 364344045), (65, 241027599), (129, 121448015), (195, 80342533), (215, 72868809), (559, 28026465), (645, 24289603), (947, 16543605), (1677, 9342155), (1973, 7940595), (2795, 5605293), (2841, 5514535), (4735, 3308721), (5919, 2646865), (8385, 1868431), (9865, 1588119), (12311, 1272585), (14205, 1102907), (25649, 610815), (29595, 529373), (36933, 424195), (40721, 384735), (61555, 254517), (76947, 203605), (84839, 184665), (122163, 128245)]