291280941

素因数分解:

$3^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1439}}^1$

素因数の和:1485

約数の個数: 72

約数和(自身を含む): 537788160

約数和(自身を除く): 246507219

約数列:

[1, 3, 7, 9, 17, 21, 27, 49, 51, 63, 81, 119, 147, 153, 189, 243, 357, 441, 459, 567, 833, 1071, 1323, 1377, 1439, 1701, 2499, 3213, 3969, 4131, 4317, 7497, 9639, 10073, 11907, 12951, 22491, 24463, 28917, 30219, 38853, 67473, 70511, 73389, 90657, 116559, 171241, 202419, 211533, 220167, 271971, 349677, 513723, 634599, 660501, 815913, 1198687, 1541169, 1903797, 1981503, 2447739, 3596061, 4623507, 5711391, 5944509, 10788183, 13870521, 17134173, 32364549, 41611563, 97093647, 291280941]

約数ペア:

[(1, 291280941), (3, 97093647), (7, 41611563), (9, 32364549), (17, 17134173), (21, 13870521), (27, 10788183), (49, 5944509), (51, 5711391), (63, 4623507), (81, 3596061), (119, 2447739), (147, 1981503), (153, 1903797), (189, 1541169), (243, 1198687), (357, 815913), (441, 660501), (459, 634599), (567, 513723), (833, 349677), (1071, 271971), (1323, 220167), (1377, 211533), (1439, 202419), (1701, 171241), (2499, 116559), (3213, 90657), (3969, 73389), (4131, 70511), (4317, 67473), (7497, 38853), (9639, 30219), (10073, 28917), (11907, 24463), (12951, 22491)]