31757733

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 58046976

約数和(自身を除く): 26289243

約数列:

[1, 3, 7, 9, 21, 23, 31, 49, 63, 69, 93, 101, 147, 161, 207, 217, 279, 303, 441, 483, 651, 707, 713, 909, 1127, 1449, 1519, 1953, 2121, 2139, 2323, 3131, 3381, 4557, 4949, 4991, 6363, 6417, 6969, 9393, 10143, 13671, 14847, 14973, 16261, 20907, 21917, 28179, 34937, 44541, 44919, 48783, 65751, 72013, 104811, 113827, 146349, 153419, 197253, 216039, 314433, 341481, 460257, 504091, 648117, 1024443, 1380771, 1512273, 3528637, 4536819, 10585911, 31757733]

約数ペア:

[(1, 31757733), (3, 10585911), (7, 4536819), (9, 3528637), (21, 1512273), (23, 1380771), (31, 1024443), (49, 648117), (63, 504091), (69, 460257), (93, 341481), (101, 314433), (147, 216039), (161, 197253), (207, 153419), (217, 146349), (279, 113827), (303, 104811), (441, 72013), (483, 65751), (651, 48783), (707, 44919), (713, 44541), (909, 34937), (1127, 28179), (1449, 21917), (1519, 20907), (1953, 16261), (2121, 14973), (2139, 14847), (2323, 13671), (3131, 10143), (3381, 9393), (4557, 6969), (4949, 6417), (4991, 6363)]