31386894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1657}}^1$

素因数の和:1721

約数の個数: 64

約数和(自身を含む): 80220672

約数和(自身を除く): 48833778

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 41, 42, 66, 77, 82, 123, 154, 231, 246, 287, 451, 462, 574, 861, 902, 1353, 1657, 1722, 2706, 3157, 3314, 4971, 6314, 9471, 9942, 11599, 18227, 18942, 23198, 34797, 36454, 54681, 67937, 69594, 109362, 127589, 135874, 203811, 255178, 382767, 407622, 475559, 747307, 765534, 951118, 1426677, 1494614, 2241921, 2853354, 4483842, 5231149, 10462298, 15693447, 31386894]

約数ペア:

[(1, 31386894), (2, 15693447), (3, 10462298), (6, 5231149), (7, 4483842), (11, 2853354), (14, 2241921), (21, 1494614), (22, 1426677), (33, 951118), (41, 765534), (42, 747307), (66, 475559), (77, 407622), (82, 382767), (123, 255178), (154, 203811), (231, 135874), (246, 127589), (287, 109362), (451, 69594), (462, 67937), (574, 54681), (861, 36454), (902, 34797), (1353, 23198), (1657, 18942), (1722, 18227), (2706, 11599), (3157, 9942), (3314, 9471), (4971, 6314)]