23639805

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 48657024

約数和(自身を除く): 25017219

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 71, 105, 147, 151, 213, 245, 315, 355, 441, 453, 497, 639, 735, 755, 1057, 1065, 1359, 1491, 2205, 2265, 2485, 3171, 3195, 3479, 4473, 5285, 6795, 7399, 7455, 9513, 10437, 10721, 15855, 17395, 22197, 22365, 31311, 32163, 36995, 47565, 52185, 53605, 66591, 75047, 96489, 110985, 156555, 160815, 225141, 332955, 375235, 482445, 525329, 675423, 1125705, 1575987, 2626645, 3377115, 4727961, 7879935, 23639805]

約数ペア:

[(1, 23639805), (3, 7879935), (5, 4727961), (7, 3377115), (9, 2626645), (15, 1575987), (21, 1125705), (35, 675423), (45, 525329), (49, 482445), (63, 375235), (71, 332955), (105, 225141), (147, 160815), (151, 156555), (213, 110985), (245, 96489), (315, 75047), (355, 66591), (441, 53605), (453, 52185), (497, 47565), (639, 36995), (735, 32163), (755, 31311), (1057, 22365), (1065, 22197), (1359, 17395), (1491, 15855), (2205, 10721), (2265, 10437), (2485, 9513), (3171, 7455), (3195, 7399), (3479, 6795), (4473, 5285)]