31084228

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 70670880

約数和(自身を除く): 39586652

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 491, 532, 646, 833, 931, 982, 1292, 1666, 1862, 1964, 2261, 3332, 3437, 3724, 4522, 6874, 8347, 9044, 9329, 13748, 15827, 16694, 18658, 24059, 31654, 33388, 37316, 48118, 58429, 63308, 65303, 96236, 116858, 130606, 158593, 233716, 261212, 317186, 409003, 457121, 634372, 818006, 914242, 1110151, 1636012, 1828484, 2220302, 4440604, 7771057, 15542114, 31084228]

約数ペア:

[(1, 31084228), (2, 15542114), (4, 7771057), (7, 4440604), (14, 2220302), (17, 1828484), (19, 1636012), (28, 1110151), (34, 914242), (38, 818006), (49, 634372), (68, 457121), (76, 409003), (98, 317186), (119, 261212), (133, 233716), (196, 158593), (238, 130606), (266, 116858), (323, 96236), (476, 65303), (491, 63308), (532, 58429), (646, 48118), (833, 37316), (931, 33388), (982, 31654), (1292, 24059), (1666, 18658), (1862, 16694), (1964, 15827), (2261, 13748), (3332, 9329), (3437, 9044), (3724, 8347), (4522, 6874)]