77884401

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 132710400

約数和(自身を除く): 54825999

約数列:

[1, 3, 7, 19, 21, 29, 53, 57, 87, 127, 133, 159, 203, 371, 381, 399, 551, 609, 889, 1007, 1113, 1537, 1653, 2413, 2667, 3021, 3683, 3857, 4611, 6731, 7049, 7239, 10759, 11049, 11571, 16891, 20193, 21147, 25781, 29203, 32277, 47117, 50673, 69977, 77343, 87609, 127889, 141351, 195199, 204421, 209931, 383667, 489839, 585597, 613263, 895223, 1366393, 1469517, 2685669, 3708781, 4099179, 11126343, 25961467, 77884401]

約数ペア:

[(1, 77884401), (3, 25961467), (7, 11126343), (19, 4099179), (21, 3708781), (29, 2685669), (53, 1469517), (57, 1366393), (87, 895223), (127, 613263), (133, 585597), (159, 489839), (203, 383667), (371, 209931), (381, 204421), (399, 195199), (551, 141351), (609, 127889), (889, 87609), (1007, 77343), (1113, 69977), (1537, 50673), (1653, 47117), (2413, 32277), (2667, 29203), (3021, 25781), (3683, 21147), (3857, 20193), (4611, 16891), (6731, 11571), (7049, 11049), (7239, 10759)]