31921736

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{673}}^1$

素因数の和:715

約数の個数: 72

約数和(自身を含む): 76643910

約数和(自身を除く): 44722174

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 121, 154, 196, 242, 308, 392, 484, 539, 616, 673, 847, 968, 1078, 1346, 1694, 2156, 2692, 3388, 4312, 4711, 5384, 5929, 6776, 7403, 9422, 11858, 14806, 18844, 23716, 29612, 32977, 37688, 47432, 51821, 59224, 65954, 81433, 103642, 131908, 162866, 207284, 263816, 325732, 362747, 414568, 570031, 651464, 725494, 1140062, 1450988, 2280124, 2901976, 3990217, 4560248, 7980434, 15960868, 31921736]

約数ペア:

[(1, 31921736), (2, 15960868), (4, 7980434), (7, 4560248), (8, 3990217), (11, 2901976), (14, 2280124), (22, 1450988), (28, 1140062), (44, 725494), (49, 651464), (56, 570031), (77, 414568), (88, 362747), (98, 325732), (121, 263816), (154, 207284), (196, 162866), (242, 131908), (308, 103642), (392, 81433), (484, 65954), (539, 59224), (616, 51821), (673, 47432), (847, 37688), (968, 32977), (1078, 29612), (1346, 23716), (1694, 18844), (2156, 14806), (2692, 11858), (3388, 9422), (4312, 7403), (4711, 6776), (5384, 5929)]