181745146

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 333627840

約数和(自身を除く): 151882694

約数列:

[1, 2, 11, 19, 22, 29, 38, 47, 58, 94, 121, 209, 242, 319, 418, 517, 551, 638, 841, 893, 1034, 1102, 1363, 1682, 1786, 2299, 2726, 3509, 4598, 5687, 6061, 7018, 9251, 9823, 11374, 12122, 14993, 15979, 18502, 19646, 25897, 29986, 31958, 39527, 51794, 66671, 79054, 101761, 108053, 133342, 164923, 175769, 203522, 216106, 284867, 329846, 351538, 434797, 569734, 751013, 869594, 1502026, 1933459, 3133537, 3866918, 4782767, 6267074, 8261143, 9565534, 16522286, 90872573, 181745146]

約数ペア:

[(1, 181745146), (2, 90872573), (11, 16522286), (19, 9565534), (22, 8261143), (29, 6267074), (38, 4782767), (47, 3866918), (58, 3133537), (94, 1933459), (121, 1502026), (209, 869594), (242, 751013), (319, 569734), (418, 434797), (517, 351538), (551, 329846), (638, 284867), (841, 216106), (893, 203522), (1034, 175769), (1102, 164923), (1363, 133342), (1682, 108053), (1786, 101761), (2299, 79054), (2726, 66671), (3509, 51794), (4598, 39527), (5687, 31958), (6061, 29986), (7018, 25897), (9251, 19646), (9823, 18502), (11374, 15979), (12122, 14993)]