15931329

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 24312960

約数和(自身を除く): 8381631

約数列:

[1, 3, 17, 19, 41, 51, 57, 123, 323, 401, 697, 779, 969, 1203, 2091, 2337, 6817, 7619, 13243, 16441, 20451, 22857, 39729, 49323, 129523, 279497, 312379, 388569, 838491, 937137, 5310443, 15931329]

約数ペア:

[(1, 15931329), (3, 5310443), (17, 937137), (19, 838491), (41, 388569), (51, 312379), (57, 279497), (123, 129523), (323, 49323), (401, 39729), (697, 22857), (779, 20451), (969, 16441), (1203, 13243), (2091, 7619), (2337, 6817)]