66817448

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{509}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 128061000

約数和(自身を除く): 61243552

約数列:

[1, 2, 4, 8, 61, 122, 244, 269, 488, 509, 538, 1018, 1076, 2036, 2152, 4072, 16409, 31049, 32818, 62098, 65636, 124196, 131272, 136921, 248392, 273842, 547684, 1095368, 8352181, 16704362, 33408724, 66817448]

約数ペア:

[(1, 66817448), (2, 33408724), (4, 16704362), (8, 8352181), (61, 1095368), (122, 547684), (244, 273842), (269, 248392), (488, 136921), (509, 131272), (538, 124196), (1018, 65636), (1076, 62098), (2036, 32818), (2152, 31049), (4072, 16409)]