221497146

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^3\times {\mathrm{1867}}^1$

素因数の和:1917

約数の個数: 64

約数和(自身を含む): 533500800

約数和(自身を除く): 312003654

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 338, 351, 507, 702, 1014, 1521, 1867, 2197, 3042, 3734, 4394, 4563, 5601, 6591, 9126, 11202, 13182, 16803, 19773, 24271, 33606, 39546, 48542, 50409, 59319, 72813, 100818, 118638, 145626, 218439, 315523, 436878, 631046, 655317, 946569, 1310634, 1893138, 2839707, 4101799, 5679414, 8203598, 8519121, 12305397, 17038242, 24610794, 36916191, 73832382, 110748573, 221497146]

約数ペア:

[(1, 221497146), (2, 110748573), (3, 73832382), (6, 36916191), (9, 24610794), (13, 17038242), (18, 12305397), (26, 8519121), (27, 8203598), (39, 5679414), (54, 4101799), (78, 2839707), (117, 1893138), (169, 1310634), (234, 946569), (338, 655317), (351, 631046), (507, 436878), (702, 315523), (1014, 218439), (1521, 145626), (1867, 118638), (2197, 100818), (3042, 72813), (3734, 59319), (4394, 50409), (4563, 48542), (5601, 39546), (6591, 33606), (9126, 24271), (11202, 19773), (13182, 16803)]