72804314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 128381760

約数和(自身を除く): 55577446

約数列:

[1, 2, 11, 19, 22, 38, 89, 103, 178, 206, 209, 361, 418, 722, 979, 1133, 1691, 1957, 1958, 2266, 3382, 3914, 3971, 7942, 9167, 18334, 18601, 21527, 32129, 37183, 37202, 43054, 64258, 74366, 100837, 174173, 201674, 348346, 353419, 409013, 706838, 818026, 1915903, 3309287, 3831806, 6618574, 36402157, 72804314]

約数ペア:

[(1, 72804314), (2, 36402157), (11, 6618574), (19, 3831806), (22, 3309287), (38, 1915903), (89, 818026), (103, 706838), (178, 409013), (206, 353419), (209, 348346), (361, 201674), (418, 174173), (722, 100837), (979, 74366), (1133, 64258), (1691, 43054), (1957, 37202), (1958, 37183), (2266, 32129), (3382, 21527), (3914, 18601), (3971, 18334), (7942, 9167)]