11219775

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 22391424

約数和(自身を除く): 11171649

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 49, 71, 75, 105, 129, 147, 175, 213, 215, 245, 301, 355, 497, 525, 645, 735, 903, 1065, 1075, 1225, 1491, 1505, 1775, 2107, 2485, 3053, 3225, 3479, 3675, 4515, 5325, 6321, 7455, 7525, 9159, 10437, 10535, 12425, 15265, 17395, 21371, 22575, 31605, 37275, 45795, 52185, 52675, 64113, 76325, 86975, 106855, 149597, 158025, 228975, 260925, 320565, 448791, 534275, 747985, 1602825, 2243955, 3739925, 11219775]

約数ペア:

[(1, 11219775), (3, 3739925), (5, 2243955), (7, 1602825), (15, 747985), (21, 534275), (25, 448791), (35, 320565), (43, 260925), (49, 228975), (71, 158025), (75, 149597), (105, 106855), (129, 86975), (147, 76325), (175, 64113), (213, 52675), (215, 52185), (245, 45795), (301, 37275), (355, 31605), (497, 22575), (525, 21371), (645, 17395), (735, 15265), (903, 12425), (1065, 10535), (1075, 10437), (1225, 9159), (1491, 7525), (1505, 7455), (1775, 6321), (2107, 5325), (2485, 4515), (3053, 3675), (3225, 3479)]