187288143

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 304505856

約数和(自身を除く): 117217713

約数列:

[1, 3, 7, 21, 31, 49, 73, 93, 147, 217, 219, 511, 563, 651, 1519, 1533, 1689, 2263, 3577, 3941, 4557, 6789, 10731, 11823, 15841, 17453, 27587, 41099, 47523, 52359, 82761, 110887, 122171, 123297, 287693, 332661, 366513, 855197, 863079, 1274069, 2013851, 2565591, 3822207, 6041553, 8918483, 26755449, 62429381, 187288143]

約数ペア:

[(1, 187288143), (3, 62429381), (7, 26755449), (21, 8918483), (31, 6041553), (49, 3822207), (73, 2565591), (93, 2013851), (147, 1274069), (217, 863079), (219, 855197), (511, 366513), (563, 332661), (651, 287693), (1519, 123297), (1533, 122171), (1689, 110887), (2263, 82761), (3577, 52359), (3941, 47523), (4557, 41099), (6789, 27587), (10731, 17453), (11823, 15841)]