28040694

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 37623306

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 59, 66, 114, 118, 177, 209, 354, 379, 418, 627, 649, 758, 1121, 1137, 1254, 1298, 1947, 2242, 2274, 3363, 3894, 4169, 6726, 7201, 8338, 12331, 12507, 14402, 21603, 22361, 24662, 25014, 36993, 43206, 44722, 67083, 73986, 79211, 134166, 158422, 237633, 245971, 424859, 475266, 491942, 737913, 849718, 1274577, 1475826, 2549154, 4673449, 9346898, 14020347, 28040694]

約数ペア:

[(1, 28040694), (2, 14020347), (3, 9346898), (6, 4673449), (11, 2549154), (19, 1475826), (22, 1274577), (33, 849718), (38, 737913), (57, 491942), (59, 475266), (66, 424859), (114, 245971), (118, 237633), (177, 158422), (209, 134166), (354, 79211), (379, 73986), (418, 67083), (627, 44722), (649, 43206), (758, 36993), (1121, 25014), (1137, 24662), (1254, 22361), (1298, 21603), (1947, 14402), (2242, 12507), (2274, 12331), (3363, 8338), (3894, 7201), (4169, 6726)]