187740231

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 315850752

約数和(自身を除く): 128110521

約数列:

[1, 3, 7, 17, 21, 47, 51, 67, 119, 141, 167, 201, 329, 357, 469, 501, 799, 987, 1139, 1169, 1407, 2397, 2839, 3149, 3417, 3507, 5593, 7849, 7973, 8517, 9447, 11189, 16779, 19873, 22043, 23547, 23919, 33567, 53533, 54943, 59619, 66129, 78323, 133433, 160599, 164829, 190213, 234969, 374731, 400299, 525883, 570639, 934031, 1124193, 1331491, 1577649, 2802093, 3681181, 3994473, 8940011, 11043543, 26820033, 62580077, 187740231]

約数ペア:

[(1, 187740231), (3, 62580077), (7, 26820033), (17, 11043543), (21, 8940011), (47, 3994473), (51, 3681181), (67, 2802093), (119, 1577649), (141, 1331491), (167, 1124193), (201, 934031), (329, 570639), (357, 525883), (469, 400299), (501, 374731), (799, 234969), (987, 190213), (1139, 164829), (1169, 160599), (1407, 133433), (2397, 78323), (2839, 66129), (3149, 59619), (3417, 54943), (3507, 53533), (5593, 33567), (7849, 23919), (7973, 23547), (8517, 22043), (9447, 19873), (11189, 16779)]