23826945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 43110144

約数和(自身を除く): 19283199

約数列:

[1, 3, 5, 15, 17, 41, 43, 51, 53, 85, 123, 129, 159, 205, 215, 255, 265, 615, 645, 697, 731, 795, 901, 1763, 2091, 2173, 2193, 2279, 2703, 3485, 3655, 4505, 5289, 6519, 6837, 8815, 10455, 10865, 10965, 11395, 13515, 26445, 29971, 32595, 34185, 36941, 38743, 89913, 93439, 110823, 116229, 149855, 184705, 193715, 280317, 449565, 467195, 554115, 581145, 1401585, 1588463, 4765389, 7942315, 23826945]

約数ペア:

[(1, 23826945), (3, 7942315), (5, 4765389), (15, 1588463), (17, 1401585), (41, 581145), (43, 554115), (51, 467195), (53, 449565), (85, 280317), (123, 193715), (129, 184705), (159, 149855), (205, 116229), (215, 110823), (255, 93439), (265, 89913), (615, 38743), (645, 36941), (697, 34185), (731, 32595), (795, 29971), (901, 26445), (1763, 13515), (2091, 11395), (2173, 10965), (2193, 10865), (2279, 10455), (2703, 8815), (3485, 6837), (3655, 6519), (4505, 5289)]