219877515

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 457906176

約数和(自身を除く): 238028661

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 47, 55, 65, 99, 117, 141, 143, 165, 195, 235, 423, 429, 495, 517, 585, 611, 705, 715, 727, 1287, 1551, 1833, 2115, 2145, 2181, 2585, 3055, 3635, 4653, 5499, 6435, 6543, 6721, 7755, 7997, 9165, 9451, 10905, 20163, 23265, 23991, 27495, 28353, 32715, 33605, 34169, 39985, 47255, 60489, 71973, 85059, 100815, 102507, 103961, 119955, 141765, 170845, 302445, 307521, 311883, 359865, 375859, 425295, 444197, 512535, 519805, 935649, 1127577, 1332591, 1537605, 1559415, 1879295, 2220985, 3382731, 3997773, 4678245, 4886167, 5637885, 6662955, 14658501, 16913655, 19988865, 24430835, 43975503, 73292505, 219877515]

約数ペア:

[(1, 219877515), (3, 73292505), (5, 43975503), (9, 24430835), (11, 19988865), (13, 16913655), (15, 14658501), (33, 6662955), (39, 5637885), (45, 4886167), (47, 4678245), (55, 3997773), (65, 3382731), (99, 2220985), (117, 1879295), (141, 1559415), (143, 1537605), (165, 1332591), (195, 1127577), (235, 935649), (423, 519805), (429, 512535), (495, 444197), (517, 425295), (585, 375859), (611, 359865), (705, 311883), (715, 307521), (727, 302445), (1287, 170845), (1551, 141765), (1833, 119955), (2115, 103961), (2145, 102507), (2181, 100815), (2585, 85059), (3055, 71973), (3635, 60489), (4653, 47255), (5499, 39985), (6435, 34169), (6543, 33605), (6721, 32715), (7755, 28353), (7997, 27495), (9165, 23991), (9451, 23265), (10905, 20163)]