15953742

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2389}}^1$

素因数の和:2457

約数の個数: 48

約数和(自身を含む): 40266720

約数和(自身を除く): 24312978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 106, 126, 159, 318, 371, 477, 742, 954, 1113, 2226, 2389, 3339, 4778, 6678, 7167, 14334, 16723, 21501, 33446, 43002, 50169, 100338, 126617, 150507, 253234, 301014, 379851, 759702, 886319, 1139553, 1772638, 2279106, 2658957, 5317914, 7976871, 15953742]

約数ペア:

[(1, 15953742), (2, 7976871), (3, 5317914), (6, 2658957), (7, 2279106), (9, 1772638), (14, 1139553), (18, 886319), (21, 759702), (42, 379851), (53, 301014), (63, 253234), (106, 150507), (126, 126617), (159, 100338), (318, 50169), (371, 43002), (477, 33446), (742, 21501), (954, 16723), (1113, 14334), (2226, 7167), (2389, 6678), (3339, 4778)]