31283876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 63955584

約数和(自身を除く): 32671708

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 172, 221, 442, 559, 731, 823, 884, 1118, 1462, 1646, 2236, 2924, 3292, 9503, 10699, 13991, 19006, 21398, 27982, 35389, 38012, 42796, 55964, 70778, 141556, 181883, 363766, 460057, 601613, 727532, 920114, 1203226, 1840228, 2406452, 7820969, 15641938, 31283876]

約数ペア:

[(1, 31283876), (2, 15641938), (4, 7820969), (13, 2406452), (17, 1840228), (26, 1203226), (34, 920114), (43, 727532), (52, 601613), (68, 460057), (86, 363766), (172, 181883), (221, 141556), (442, 70778), (559, 55964), (731, 42796), (823, 38012), (884, 35389), (1118, 27982), (1462, 21398), (1646, 19006), (2236, 13991), (2924, 10699), (3292, 9503)]