28251210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{677}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 73809792

約数和(自身を除く): 45558582

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 107, 130, 195, 214, 321, 390, 535, 642, 677, 1070, 1354, 1391, 1605, 2031, 2782, 3210, 3385, 4062, 4173, 6770, 6955, 8346, 8801, 10155, 13910, 17602, 20310, 20865, 26403, 41730, 44005, 52806, 72439, 88010, 132015, 144878, 217317, 264030, 362195, 434634, 724390, 941707, 1086585, 1883414, 2173170, 2825121, 4708535, 5650242, 9417070, 14125605, 28251210]

約数ペア:

[(1, 28251210), (2, 14125605), (3, 9417070), (5, 5650242), (6, 4708535), (10, 2825121), (13, 2173170), (15, 1883414), (26, 1086585), (30, 941707), (39, 724390), (65, 434634), (78, 362195), (107, 264030), (130, 217317), (195, 144878), (214, 132015), (321, 88010), (390, 72439), (535, 52806), (642, 44005), (677, 41730), (1070, 26403), (1354, 20865), (1391, 20310), (1605, 17602), (2031, 13910), (2782, 10155), (3210, 8801), (3385, 8346), (4062, 6955), (4173, 6770)]