646937388

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2647}}^1$

素因数の和:2764

約数の個数: 96

約数和(自身を含む): 1755729920

約数和(自身を除く): 1108792532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 73, 93, 108, 124, 146, 186, 219, 279, 292, 372, 438, 558, 657, 837, 876, 1116, 1314, 1674, 1971, 2263, 2628, 2647, 3348, 3942, 4526, 5294, 6789, 7884, 7941, 9052, 10588, 13578, 15882, 20367, 23823, 27156, 31764, 40734, 47646, 61101, 71469, 81468, 82057, 95292, 122202, 142938, 164114, 193231, 244404, 246171, 285876, 328228, 386462, 492342, 579693, 738513, 772924, 984684, 1159386, 1477026, 1739079, 2215539, 2318772, 2954052, 3478158, 4431078, 5217237, 5990161, 6956316, 8862156, 10434474, 11980322, 17970483, 20868948, 23960644, 35940966, 53911449, 71881932, 107822898, 161734347, 215645796, 323468694, 646937388]

約数ペア:

[(1, 646937388), (2, 323468694), (3, 215645796), (4, 161734347), (6, 107822898), (9, 71881932), (12, 53911449), (18, 35940966), (27, 23960644), (31, 20868948), (36, 17970483), (54, 11980322), (62, 10434474), (73, 8862156), (93, 6956316), (108, 5990161), (124, 5217237), (146, 4431078), (186, 3478158), (219, 2954052), (279, 2318772), (292, 2215539), (372, 1739079), (438, 1477026), (558, 1159386), (657, 984684), (837, 772924), (876, 738513), (1116, 579693), (1314, 492342), (1674, 386462), (1971, 328228), (2263, 285876), (2628, 246171), (2647, 244404), (3348, 193231), (3942, 164114), (4526, 142938), (5294, 122202), (6789, 95292), (7884, 82057), (7941, 81468), (9052, 71469), (10588, 61101), (13578, 47646), (15882, 40734), (20367, 31764), (23823, 27156)]