212725506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{136889}}^1$

素因数の和:136938

約数の個数: 32

約数和(自身を含む): 499374720

約数和(自身を除く): 286649214

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 136889, 273778, 410667, 821334, 958223, 1916446, 2874669, 5064893, 5749338, 10129786, 15194679, 30389358, 35454251, 70908502, 106362753, 212725506]

約数ペア:

[(1, 212725506), (2, 106362753), (3, 70908502), (6, 35454251), (7, 30389358), (14, 15194679), (21, 10129786), (37, 5749338), (42, 5064893), (74, 2874669), (111, 1916446), (222, 958223), (259, 821334), (518, 410667), (777, 273778), (1554, 136889)]