31747482

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 74544288

約数和(自身を除く): 42796806

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 211, 234, 422, 633, 643, 1266, 1286, 1899, 1929, 2743, 3798, 3858, 5486, 5787, 8229, 8359, 11574, 16458, 16718, 24687, 25077, 49374, 50154, 75231, 135673, 150462, 271346, 407019, 814038, 1221057, 1763749, 2442114, 3527498, 5291247, 10582494, 15873741, 31747482]

約数ペア:

[(1, 31747482), (2, 15873741), (3, 10582494), (6, 5291247), (9, 3527498), (13, 2442114), (18, 1763749), (26, 1221057), (39, 814038), (78, 407019), (117, 271346), (211, 150462), (234, 135673), (422, 75231), (633, 50154), (643, 49374), (1266, 25077), (1286, 24687), (1899, 16718), (1929, 16458), (2743, 11574), (3798, 8359), (3858, 8229), (5486, 5787)]