201219172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{17657}}^1$

素因数の和:17716

約数の個数: 48

約数和(自身を含む): 450914688

約数和(自身を除く): 249695516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 1036, 1628, 2849, 5698, 11396, 17657, 35314, 70628, 123599, 194227, 247198, 388454, 494396, 653309, 776908, 1306618, 1359589, 2613236, 2719178, 4573163, 5438356, 7186399, 9146326, 14372798, 18292652, 28745596, 50304793, 100609586, 201219172]

約数ペア:

[(1, 201219172), (2, 100609586), (4, 50304793), (7, 28745596), (11, 18292652), (14, 14372798), (22, 9146326), (28, 7186399), (37, 5438356), (44, 4573163), (74, 2719178), (77, 2613236), (148, 1359589), (154, 1306618), (259, 776908), (308, 653309), (407, 494396), (518, 388454), (814, 247198), (1036, 194227), (1628, 123599), (2849, 70628), (5698, 35314), (11396, 17657)]