163851954

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2389}}^1$

素因数の和:2495

約数の個数: 64

約数和(自身を含む): 396472320

約数和(自身を除く): 232620366

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 71, 138, 142, 161, 213, 322, 426, 483, 497, 966, 994, 1491, 1633, 2389, 2982, 3266, 4778, 4899, 7167, 9798, 11431, 14334, 16723, 22862, 33446, 34293, 50169, 54947, 68586, 100338, 109894, 164841, 169619, 329682, 339238, 384629, 508857, 769258, 1017714, 1153887, 1187333, 2307774, 2374666, 3561999, 3901237, 7123998, 7802474, 11703711, 23407422, 27308659, 54617318, 81925977, 163851954]

約数ペア:

[(1, 163851954), (2, 81925977), (3, 54617318), (6, 27308659), (7, 23407422), (14, 11703711), (21, 7802474), (23, 7123998), (42, 3901237), (46, 3561999), (69, 2374666), (71, 2307774), (138, 1187333), (142, 1153887), (161, 1017714), (213, 769258), (322, 508857), (426, 384629), (483, 339238), (497, 329682), (966, 169619), (994, 164841), (1491, 109894), (1633, 100338), (2389, 68586), (2982, 54947), (3266, 50169), (4778, 34293), (4899, 33446), (7167, 22862), (9798, 16723), (11431, 14334)]