13983945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 25712640

約数和(自身を除く): 11728695

約数列:

[1, 3, 5, 15, 17, 29, 31, 51, 61, 85, 87, 93, 145, 155, 183, 255, 305, 435, 465, 493, 527, 899, 915, 1037, 1479, 1581, 1769, 1891, 2465, 2635, 2697, 3111, 4495, 5185, 5307, 5673, 7395, 7905, 8845, 9455, 13485, 15283, 15555, 26535, 28365, 30073, 32147, 45849, 54839, 76415, 90219, 96441, 150365, 160735, 164517, 229245, 274195, 451095, 482205, 822585, 932263, 2796789, 4661315, 13983945]

約数ペア:

[(1, 13983945), (3, 4661315), (5, 2796789), (15, 932263), (17, 822585), (29, 482205), (31, 451095), (51, 274195), (61, 229245), (85, 164517), (87, 160735), (93, 150365), (145, 96441), (155, 90219), (183, 76415), (255, 54839), (305, 45849), (435, 32147), (465, 30073), (493, 28365), (527, 26535), (899, 15555), (915, 15283), (1037, 13485), (1479, 9455), (1581, 8845), (1769, 7905), (1891, 7395), (2465, 5673), (2635, 5307), (2697, 5185), (3111, 4495)]