331386174

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1997}}^1$

素因数の和:2454

約数の個数: 64

約数和(自身を含む): 843955200

約数和(自身を除く): 512569026

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 439, 878, 1317, 1997, 2634, 3073, 3951, 3994, 5991, 6146, 7902, 9219, 11853, 11982, 13979, 17973, 18438, 23706, 27657, 27958, 35946, 41937, 53919, 55314, 82971, 83874, 107838, 125811, 165942, 251622, 377433, 754866, 876683, 1753366, 2630049, 5260098, 6136781, 7890147, 12273562, 15780294, 18410343, 23670441, 36820686, 47340882, 55231029, 110462058, 165693087, 331386174]

約数ペア:

[(1, 331386174), (2, 165693087), (3, 110462058), (6, 55231029), (7, 47340882), (9, 36820686), (14, 23670441), (18, 18410343), (21, 15780294), (27, 12273562), (42, 7890147), (54, 6136781), (63, 5260098), (126, 2630049), (189, 1753366), (378, 876683), (439, 754866), (878, 377433), (1317, 251622), (1997, 165942), (2634, 125811), (3073, 107838), (3951, 83874), (3994, 82971), (5991, 55314), (6146, 53919), (7902, 41937), (9219, 35946), (11853, 27958), (11982, 27657), (13979, 23706), (17973, 18438)]